$1\_$Orange Corporation constructed a machine at a total cost of $$62$ million. Construction was completed at the end of $2020$ and the machine was placed in service at the beginning of $2021.$ The machine was being depreciated over a $7-$year life using the sum$-$of$-$the$-$years'$-$digits method. The residual value is expected to be $$2$ million. At the beginning of $2024,$ Orange decided to change to the straight$-$line method. Ignoring income taxes, what will be Orange's depreciation expense for $2024?$

Note: Do not round your intermediate calculation and round final answer to $1$ decimal place.

Multiple Choice

$$5\mathrm{.}9$ million

$$7\mathrm{.}9$ million

$$5\mathrm{.}4$ million

$$8\mathrm{.}6$ million$1$