Alright, let's work through 78838700 times 69127875 step by step
78838700 × 69127875 = 69127875 × (78838700)
+ 69127875 × 0 that is equal 0
+ 69127875 × 00 what gives us 0
+ 69127875 × 700 producing 48389512500
+ 69127875 × 8000 giving us 553023000000
+ 69127875 × 30000 that equals 2073836250000
+ 69127875 × 800000 yielding 55302300000000
+ 69127875 × 8000000 yielding 553023000000000
+ 69127875 × 70000000 resulting in 4838951250000000

= 5449951798762500
