Alright, let's work through 4803 times 6121 step by step
4803 × 6121 = 6121 × (4803)
+ 6121 × 3 that equals 18363
+ 6121 × 00 that is equal 0
+ 6121 × 800 yielding 4896800
+ 6121 × 4000 that is equal 24484000

= 29399163
