We're going to solve 67721737 multiplied by 42678288
67721737 × 42678288 = 42678288 × (67721737)
+ 42678288 × 7 producing 298748016
+ 42678288 × 30 yielding 1280348640
+ 42678288 × 700 giving us 29874801600
+ 42678288 × 1000 which equals 42678288000
+ 42678288 × 20000 giving us 853565760000
+ 42678288 × 700000 resulting in 29874801600000
+ 42678288 × 7000000 that equals 298748016000000
+ 42678288 × 60000000 producing 2560697280000000

= 2890247795546256
