Gabriel opened an RRSP deposit account on December​ 1, 2008, with a deposit of ​$1700. He added ​$1700 on December ​1, 2010, and ​$1700 on February ​1, 2012. How much is in his account on March ​1, 2016, if the deposit earns 7.2​% p.a. compounded monthly​?
The amount in the account is ​$____
​(Round the final answer to the nearest cent as needed. Round all intermediate values to six decimal places as​ needed.)