One photo shows Jenna with a shocked look on her face as Val is down on bended knee, presenting a ring outside of a quaint cafe. And the other picture captured a kiss between the cute couple after Jenna said yes.
Jenna also wrote on Instagram: "I knew the moment I met you, you were the man of my dreams and I wanted to be with you forever. Babychka... thank you for making my fairytale come true today! Cannot believe I get to call you my FIANCE!!!! #engaged."
As for Val, he shared the same photos on Twitter and Instagram, writing alongside them, "I can't wait to make you my wife," with a heart emoji.
"My life has changed because of [her,]" Val toldPeople. "And I find myself to be the best version of myself that I've ever been. She's awesome."
Just last month, Val worked fans into a frenzy when he retweeted a gif of Jenna shaking her hips in a sexy red dress.
"I should def put a ring on it," Val captioned the Twitter post, adding emoticons with heart eyes and a crown.
Val posted his tweet the same day Jenna discussed potentially getting engaged to the love of her life during an interview with Entertainment Tonight.
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"Time's a-ticking!" Jenna joked. "We'll see [if engagement is in the cards anytime soon]. We both have very big things happening right now, so we'll let that ride over -- maybe we'll go to Fiji!"
Jenna -- who was crowned the winner of Dancing with the Stars: Athletes with Olympic figure skater Adam Rippon earlier this year -- began dating Val in 2015, but they split the following year.
Jenna and the two-time mirrorball trophy champion rekindled their romance and went public with their love last year. Rumors they got back together sparked in June 2017 when they were spotted vacationing in Europe together.