Alright, let's work through 71892322 times 74490785 step by step
71892322 × 74490785 = 74490785 × (71892322)
+ 74490785 × 2 that results in 148981570
+ 74490785 × 20 that results in 1489815700
+ 74490785 × 300 which equals 22347235500
+ 74490785 × 2000 resulting in 148981570000
+ 74490785 × 90000 which equals 6704170650000
+ 74490785 × 800000 giving us 59592628000000
+ 74490785 × 1000000 that results in 74490785000000
+ 74490785 × 70000000 what gives us 5214354950000000

= 5355315501252770
