EXAM PLE 'El. 2 Equitv Method Securities Cadet, Inc. buvs and sells and equitv securities of other companies as investments. Cadet's scal vear- end...

please help me solve example 9.2 and 9.3 and I want to know why the balance in the investment in sky account was 522,500 and how to get all values for example 9.3

show detail like use which number-which number and calculation process！ do not just copy and paste what I shows on picture!

And may be you need the information from example 9.1 so I post 9.1 also

please give me the explain not just the result!