No problem, we've got 1261 and 3647 to multiply
1261 × 3647 = 3647 × (1261)
+ 3647 × 1 that is equal 3647
+ 3647 × 60 which equals 218820
+ 3647 × 200 giving us 729400
+ 3647 × 1000 yielding 3647000

= 4598867
