Alright, let's work through 7421 times 6406 step by step
7421 × 6406 = 6406 × (7421)
+ 6406 × 1 what gives us 6406
+ 6406 × 20 that equals 128120
+ 6406 × 400 that is equal 2562400
+ 6406 × 7000 giving us 44842000

= 47538926
