Finding the Fourth Proportional to 769,910.50, 1,062,483.37 and 425,769.58

Step by Step Solution

1. Step 1: Write the proportion equation
   769,910.50 : 1,062,483.37 = 425,769.58 : x
2. Step 2: Convert to fraction form
   769,910.50/1,062,483.37 = 425,769.58/x
3. Step 3: Cross multiply
   769,910.50x = 1,062,483.37 × 425,769.58
4. Step 4: Simplify right side
   769,910.50x = 452,373,098,201.89
5. Step 5: Solve for x
   x = 452,373,098,201.89/769,910.50
6. Step 6: Final answer
   x = 587,565.83