Please see attached and assist if you can!

Suppose you have the following spot exchange rates: Please check if the cross rate between the Japanese yen and the euro is consistent or not. How much profit (in $terms) could you make from trading $1 million? Describe your trading process to get your profit. How do you expect the current cross rate of 1 = 124 change after numerous arbitrage transactions in global FX markets take place - go up or down? Explain why and how