Alright, let's work through 74399525 times 97280543 step by step
74399525 × 97280543 = 97280543 × (74399525)
+ 97280543 × 5 producing 486402715
+ 97280543 × 20 producing 1945610860
+ 97280543 × 500 giving us 48640271500
+ 97280543 × 9000 producing 875524887000
+ 97280543 × 90000 that results in 8755248870000
+ 97280543 × 300000 producing 29184162900000
+ 97280543 × 4000000 resulting in 389122172000000
+ 97280543 × 70000000 resulting in 6809638010000000

= 7237626190942075
