Please do not answer this question in excel thank you in advance. Jill and Frank plan to retire in 40 years. How much do they need to deposit each month in a sinking fund in order (Links to an...

Please do not answer this question in excel thank you in advance.

Jill and Frank plan to retire in 40 years. How much do they need to deposit each month in a sinking fund in order (Links to an external site.) to have $750,000 when they retire if they earn 4.8% compounded monthly?