"I'm so happy to be engaged and look forward to a life of happiness with Liam," the 19-year-old told the magazine.

Hemsworth, who most recently starred in blockbuster Hunger Games, popped the question with a 3.5 -carat diamond ring on May 31, the report added.

The pair, who have been dating for three years, met on the set of their 2009 movie The Last Song.