Alright, let's work through 5223393 times 90074646 step by step
5223393 × 90074646 = 90074646 × (5223393)
+ 90074646 × 3 which equals 270223938
+ 90074646 × 90 giving us 8106718140
+ 90074646 × 300 that results in 27022393800
+ 90074646 × 3000 that results in 270223938000
+ 90074646 × 20000 resulting in 1801492920000
+ 90074646 × 200000 that results in 18014929200000
+ 90074646 × 5000000 which equals 450373230000000

= 470495275393878
