One has the following data regarding spot and $18$ month forward for USDCHF. Spot $1\mathrm{.}2500$ # of CHF to buy $1$ USD F $1\mathrm{.}1800$ US interest rate $5\mathrm{.}00\%$ Swiss interest rate $3\mathrm{.}14\%$ All quotes above are "market" quotes, i$.$e$.$ one can buy or sell USD, borrow or lend, at the stated rates. A practioner would say that the quote for F seems "out of line", thus there could be an arbitrage opportunity. What would approximately be the profit in USD

Answer choices:

$3863094$

$5609212$

$4139029$

$4635712$