Brookman Inc's latest EPS was $$2\mathrm{.}75,$ its book value per share was $$23\mathrm{.}31,$ it had $285,000$ shares outstanding, and its debt$/$total invested capital ratio was $44\%.$ The firm finances using only debt and common equity, and its total assets equal total invested capital. How much debt was outstanding? Do not round your intermediate calculations.

a$.$ $$5,859,600$

b$.$ $$5,219,775$

c$.$ $$6,643,350$

d$.$ $$4,603,971$

e$.$ $$8,455,173$