If someone wants to take a graduation trip at the end of four years that costs $$8,000,$ how much do they need to save each month if they can earn $4\mathrm{.}5\%$ annually?

$$152\mathrm{.}43$

$$1,988\mathrm{.}79$

$$49\mathrm{.}51$

$-$$$409\mathrm{.}51$