The life expectancy table estimates that Luke will live to be 90 years old, and he plans to work until his 70th birthday. In retirement he will need $4000 a month for 20 years. His current investment pays 4.32% interest compounded monthly. How much must he have (Present Value) on his day of retirement at age 70?

(THIS QUESTION WAS ANSWERED BUT I EAS CONFUSED BY RATE WHEN IT WAS CHANGED TO A DECIMAL. I am requesting question tinge answer again make sure the answer I came up with matches and if not I can see why)