Finding the Fourth Proportional to 734,543.59, 1,012,695.69 and 479,451.91

Step by Step Solution

1. Step 1: Write the proportion equation
   734,543.59 : 1,012,695.69 = 479,451.91 : x
2. Step 2: Convert to fraction form
   734,543.59/1,012,695.69 = 479,451.91/x
3. Step 3: Cross multiply
   734,543.59x = 1,012,695.69 × 479,451.91
4. Step 4: Simplify right side
   734,543.59x = 485,538,882,819.27
5. Step 5: Solve for x
   x = 485,538,882,819.27/734,543.59
6. Step 6: Final answer
   x = 661,007.58