Alright, let's work through 7072646 times 67324784 step by step
7072646 × 67324784 = 67324784 × (7072646)
+ 67324784 × 6 that results in 403948704
+ 67324784 × 40 that equals 2692991360
+ 67324784 × 600 yielding 40394870400
+ 67324784 × 2000 giving us 134649568000
+ 67324784 × 70000 what gives us 4712734880000
+ 67324784 × 000000 what gives us 0
+ 67324784 × 7000000 producing 471273488000000

= 476164364258464
