Finding the Fourth Proportional to 933,608.41, 1,288,502.38 and 525,789.98

Step by Step Solution

1. Step 1: Write the proportion equation
   933,608.41 : 1,288,502.38 = 525,789.98 : x
2. Step 2: Convert to fraction form
   933,608.41/1,288,502.38 = 525,789.98/x
3. Step 3: Cross multiply
   933,608.41x = 1,288,502.38 × 525,789.98
4. Step 4: Simplify right side
   933,608.41x = 677,481,640,610.15
5. Step 5: Solve for x
   x = 677,481,640,610.15/933,608.41
6. Step 6: Final answer
   x = 725,659.32