At a sales volume of $40,000$ units, Choice Corporation's sales commissions $($a cost that is variable with respect to sales volume$)$ total $$492,000.$

To the nearest whole dollar, what should be the total sales commissions at a sales volume of $39,100$ units? $($Assume that this sales volume is within the relevant range.$)$

Note: Round intermediate calculations to $2$ decimal places.

Multiple Choice

$$486,465$

$$492,000$

$$480,930$

$$503\mathrm{.}325i$