The answer to the following question is D please explain how to set it up and solve it:

Last year you starting planning for a major capital improvement you plan undertake two years from now. Last year you set aside $50,000 in a special account, and today are adding another $50,000 to that account. Your plan is to make yet another $50,000 contribution next year. Assuming the special account pays 5% interest, compounded annually, how much will you have to supplement your special fund in order to undertake the improvement in two years if the total cost is expected to be $200,000? (Hint: Timeline)

a) $-23,642

b) $0

c) $15,423

d) $34,494

e) $50,000