Finding the Fourth Proportional to 1,036,877.76, 1,553,061.60 and 503,275.68

Step by Step Solution

1. Step 1: Write the proportion equation
   1,036,877.76 : 1,553,061.60 = 503,275.68 : x
2. Step 2: Convert to fraction form
   1,036,877.76/1,553,061.60 = 503,275.68/x
3. Step 3: Cross multiply
   1,036,877.76x = 1,553,061.60 × 503,275.68
4. Step 4: Simplify right side
   1,036,877.76x = 781,618,132,821.89
5. Step 5: Solve for x
   x = 781,618,132,821.89/1,036,877.76
6. Step 6: Final answer
   x = 753,818.98