Alright, let's work through 74120802 times 11378378 step by step
74120802 × 11378378 = 11378378 × (74120802)
+ 11378378 × 2 that is equal 22756756
+ 11378378 × 00 that equals 0
+ 11378378 × 800 that is equal 9102702400
+ 11378378 × 0000 which equals 0
+ 11378378 × 20000 yielding 227567560000
+ 11378378 × 100000 that results in 1137837800000
+ 11378378 × 4000000 giving us 45513512000000
+ 11378378 × 70000000 giving us 796486460000000

= 843374502819156
