Alright, let's work through 78211471 times 74229467 step by step
78211471 × 74229467 = 74229467 × (78211471)
+ 74229467 × 1 what gives us 74229467
+ 74229467 × 70 that equals 5196062690
+ 74229467 × 400 resulting in 29691786800
+ 74229467 × 1000 that equals 74229467000
+ 74229467 × 10000 that equals 742294670000
+ 74229467 × 200000 giving us 14845893400000
+ 74229467 × 8000000 that results in 593835736000000
+ 74229467 × 70000000 producing 5196062690000000

= 5805595805615957
