No problem, we've got 4855 and 2300 to multiply
4855 × 2300 = 2300 × (4855)
+ 2300 × 5 producing 11500
+ 2300 × 50 giving us 115000
+ 2300 × 800 that is equal 1840000
+ 2300 × 4000 yielding 9200000

= 11166500
