A firm plans to save $$2,000$ a month for the next $3$ years for future emergencies. The interest rate is $4\mathrm{.}5$ percent per year, compounded monthly. The first monthly deposit will be made today. What is the equivalent one$-$time lump sum deposit today?

Multiple Choice

$$69,333\mathrm{.}33$

$$67,485\mathrm{.}97$

$$70,459\mathrm{.}07$

$$69,068\mathrm{.}18$

$$67,233\mathrm{.}84$