What is the result of the following binary floating$-$point addition: $4\mathrm{.}3$ x $10^3*5\mathrm{.}6x{10}^4$

Group of answer choices

$2\mathrm{.}408x{10}^8$

$2\mathrm{.}4080000000x10$

$24\mathrm{.}08x{10}^8$

$2408x{10}^8$