Alright, let's work through 78804295 times 73376511 step by step
78804295 × 73376511 = 73376511 × (78804295)
+ 73376511 × 5 which equals 366882555
+ 73376511 × 90 what gives us 6603885990
+ 73376511 × 200 which equals 14675302200
+ 73376511 × 4000 that results in 293506044000
+ 73376511 × 00000 that equals 0
+ 73376511 × 800000 giving us 58701208800000
+ 73376511 × 8000000 yielding 587012088000000
+ 73376511 × 70000000 resulting in 5136355770000000

= 5782384218914745
