Problem $4-46$ Calculating Present Value of a Perpetuity

Given a discount rate of $5\mathrm{.}2$ percent per year, what is the value at Date $\backslash ($ t$=5\backslash )$ of a perpetual stream of $\backslash (\backslash$$ $3,600\backslash )$ annual payments that begins at Date $\backslash ($ t$=10\backslash )?($Do not round intermediate calculations and round your answer to $2$ decimal places, e$.$g$.,32\mathrm{.}16.)$