Alright, let's work through 72357450 times 10599990 step by step
72357450 × 10599990 = 10599990 × (72357450)
+ 10599990 × 0 what gives us 0
+ 10599990 × 50 producing 529999500
+ 10599990 × 400 that results in 4239996000
+ 10599990 × 7000 that results in 74199930000
+ 10599990 × 50000 producing 529999500000
+ 10599990 × 300000 that is equal 3179997000000
+ 10599990 × 2000000 yielding 21199980000000
+ 10599990 × 70000000 producing 741999300000000

= 766988246425500
