Michelle earns $$84000$ per year as an employee. How much will she pay this year in Social Security taxes, assuming that the current Social Security tax rate is $12\mathrm{.}4\%?($Hint: Calculate only Michelle's share of the tax.$)$

$$6426\mathrm{.}00.$

$$5208\mathrm{.}00.$

$$1218\mathrm{.}00.$

$$0$ because she is not retired.