Finding the Fourth Proportional to 925,248.86, 1,387,141.83 and 607,380.56

Step by Step Solution

1. Step 1: Write the proportion equation
   925,248.86 : 1,387,141.83 = 607,380.56 : x
2. Step 2: Convert to fraction form
   925,248.86/1,387,141.83 = 607,380.56/x
3. Step 3: Cross multiply
   925,248.86x = 1,387,141.83 × 607,380.56
4. Step 4: Simplify right side
   925,248.86x = 842,522,981,504.83
5. Step 5: Solve for x
   x = 842,522,981,504.83/925,248.86
6. Step 6: Final answer
   x = 910,590.67