Alright, let's work through 99038595 times 77203884 step by step
99038595 × 77203884 = 77203884 × (99038595)
+ 77203884 × 5 that is equal 386019420
+ 77203884 × 90 that is equal 6948349560
+ 77203884 × 500 producing 38601942000
+ 77203884 × 8000 resulting in 617631072000
+ 77203884 × 30000 producing 2316116520000
+ 77203884 × 000000 giving us 0
+ 77203884 × 9000000 that results in 694834956000000
+ 77203884 × 90000000 producing 6948349560000000

= 7646164199902980
