Alright, let's work through 74494758 times 7428990 step by step
74494758 × 7428990 = 7428990 × (74494758)
+ 7428990 × 8 giving us 59431920
+ 7428990 × 50 which equals 371449500
+ 7428990 × 700 what gives us 5200293000
+ 7428990 × 4000 that equals 29715960000
+ 7428990 × 90000 what gives us 668609100000
+ 7428990 × 400000 which equals 2971596000000
+ 7428990 × 4000000 that equals 29715960000000
+ 7428990 × 70000000 giving us 520029300000000

= 553420812234420
