Finding the Fourth Proportional to 2,790.27, 4,183.23 and 1,250.19

Step by Step Solution

1. Step 1: Write the proportion equation
   2,790.27 : 4,183.23 = 1,250.19 : x
2. Step 2: Convert to fraction form
   2,790.27/4,183.23 = 1,250.19/x
3. Step 3: Cross multiply
   2,790.27x = 4,183.23 × 1,250.19
4. Step 4: Simplify right side
   2,790.27x = 5,229,832.31
5. Step 5: Solve for x
   x = 5,229,832.31/2,790.27
6. Step 6: Final answer
   x = 1,874.31