Ariana Grande is engaged to Dalton Gomez, the Los Angeles real estate agent she's been dating for at least 10 months. Grande announced their engagement on Instagram, sharing a series of sweet photos of the couple—as well as a few of her gorgeous ring—with the caption, "forever n then some."A post shared by Ariana Grande (@arianagrande)Grande's mom, Joan Grande, shared her joy at the happy news on Twitter shortly after her daughter's announcement.