Alright, let's work through 78169536 times 74900922 step by step
78169536 × 74900922 = 74900922 × (78169536)
+ 74900922 × 6 resulting in 449405532
+ 74900922 × 30 producing 2247027660
+ 74900922 × 500 that results in 37450461000
+ 74900922 × 9000 producing 674108298000
+ 74900922 × 60000 resulting in 4494055320000
+ 74900922 × 100000 that results in 7490092200000
+ 74900922 × 8000000 producing 599207376000000
+ 74900922 × 70000000 which equals 5243064540000000

= 5854970318712192
