Finding the Fourth Proportional to 1,134,139.91, 1,565,108.37 and 617,892.29

Step by Step Solution

1. Step 1: Write the proportion equation
   1,134,139.91 : 1,565,108.37 = 617,892.29 : x
2. Step 2: Convert to fraction form
   1,134,139.91/1,565,108.37 = 617,892.29/x
3. Step 3: Cross multiply
   1,134,139.91x = 1,565,108.37 × 617,892.29
4. Step 4: Simplify right side
   1,134,139.91x = 967,068,387,011.93
5. Step 5: Solve for x
   x = 967,068,387,011.93/1,134,139.91
6. Step 6: Final answer
   x = 852,688.79