Finding the Fourth Proportional to 814,785.10, 1,143,061.10 and 814,785.10

Step by Step Solution

1. Step 1: Write the proportion equation
   814,785.10 : 1,143,061.10 = 814,785.10 : x
2. Step 2: Convert to fraction form
   814,785.10/1,143,061.10 = 814,785.10/x
3. Step 3: Cross multiply
   814,785.10x = 1,143,061.10 × 814,785.10
4. Step 4: Simplify right side
   814,785.10x = 931,349,152,669.61
5. Step 5: Solve for x
   x = 931,349,152,669.61/814,785.10
6. Step 6: Final answer
   x = 1,143,061.10