$($Corporate income tax$)$ Barrington Enterprises earned $$3\mathrm{.}6$ million in taxable income $($earnings before taxes$)$ during its most recent year of operations. Use the corporate tax rates shown in the popup window, $$ to calculate the firm's tax liability for the year. What are the firm's average and marginal tax rates?

The firm's tax liability for the year is $

$($Round to the nearest dollar.$)$