Alright, let's work through 78836828 times 34572374 step by step
78836828 × 34572374 = 34572374 × (78836828)
+ 34572374 × 8 what gives us 276578992
+ 34572374 × 20 what gives us 691447480
+ 34572374 × 800 that is equal 27657899200
+ 34572374 × 6000 giving us 207434244000
+ 34572374 × 30000 that results in 1037171220000
+ 34572374 × 800000 that is equal 27657899200000
+ 34572374 × 8000000 that equals 276578992000000
+ 34572374 × 70000000 producing 2420066180000000

= 2725576302589672
