Alright, let's work through 6403 times 9245 step by step
6403 × 9245 = 9245 × (6403)
+ 9245 × 3 what gives us 27735
+ 9245 × 00 which equals 0
+ 9245 × 400 that is equal 3698000
+ 9245 × 6000 what gives us 55470000

= 59195735
