Alright, let's work through 88878474 times 65742319 step by step
88878474 × 65742319 = 65742319 × (88878474)
+ 65742319 × 4 resulting in 262969276
+ 65742319 × 70 resulting in 4601962330
+ 65742319 × 400 that results in 26296927600
+ 65742319 × 8000 giving us 525938552000
+ 65742319 × 70000 resulting in 4601962330000
+ 65742319 × 800000 giving us 52593855200000
+ 65742319 × 8000000 that is equal 525938552000000
+ 65742319 × 80000000 which equals 5259385520000000

= 5843076989941206
