An employee earned $$100,000$ working for an employer in the current year. The current rate for Federal Insurance Contributions Act $($FICA$)$ Social Security is $6\mathrm{.}2\%$ payable on earnings up to a $$137,700$ maximum per year, and the rate for Federal Insurance Contributions Act $($FICA$)$ Medicare $1\mathrm{.}45\%$ of all earnings. The employer$$s total Federal Insurance Contributions Act $($FICA$)$ payroll tax for this employee is: