please help with question 4.1, 4.2 and 4.3

Question 4 [30 Marks] An investor is examining the profitability of multinational companies with large shares of the global high-tech market, Company X,Y and Z. Company X is a conglomerate with varied product lines from computer chip to large robotic equipment. Company Y has pursued a strategy of selling its products at affordable prices. However, Company Z aims to achieve higher selling prices by emphasizing on the high-tech engineered quality products for business use. Company X reports in Japanese yen (JP), Company Y reports in South African Rand (ZAR), and Company Z reports in US dollars (USS). The investor collects the data shown below: COMD A NV V Use the information above to answer the following questions: 4.1 Explain in detail which of the three companies is largest based on the amount of revenue, in USS, reported in fiscal year 2019? For fiscal year 2019, assume the relevant, average exchange rates were 15.46 ZAR/US\$ and 92.5 JP/USS. (8) 4.2 Briefly explain and show with calculations which company had the highest revenue growth from fiscal year 2015 to fiscal year 2019 ? (10) 4.3 Discuss how do these three companies compare, based on profitability