Finding the Fourth Proportional to 1,025,164.62, 1,414,721.55 and 566,310.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,025,164.62 : 1,414,721.55 = 566,310.78 : x
2. Step 2: Convert to fraction form
   1,025,164.62/1,414,721.55 = 566,310.78/x
3. Step 3: Cross multiply
   1,025,164.62x = 1,414,721.55 × 566,310.78
4. Step 4: Simplify right side
   1,025,164.62x = 801,172,064,463.31
5. Step 5: Solve for x
   x = 801,172,064,463.31/1,025,164.62
6. Step 6: Final answer
   x = 781,505.77