Alright, let's work through 3693 times 7047 step by step
3693 × 7047 = 7047 × (3693)
+ 7047 × 3 that results in 21141
+ 7047 × 90 that results in 634230
+ 7047 × 600 which equals 4228200
+ 7047 × 3000 giving us 21141000

= 26024571
