I think I am missing some steps because I can not come up with this answer. can you please explain?

Takeshi KamadaCIA Japan (A). Takeshi Kamada, a foreign exchange trader at Credit Suisse (Tokyo), is exploring covered interest arbitrage possibilities. He wants to invest $5,000,000 or its yen equivalent, in a covered interest arbitrage between U.S. dollars and Japanese yen. He faced the following exchange rate and interest rate quotes. Is CIA profit possible? If so, how?

Arbitrage funds available

$5,000,000

Yen Equivalent

593,000,000

Spot rate (/$)

118.60

180-day forward rate (/$)

117.80

180-day U.S. dollar interest rate

4.800%

180-day Japanese yen interest rate

3.400%