Finding the Fourth Proportional to 947,443.16, 1,307,474.98 and 517,723.31

Step by Step Solution

1. Step 1: Write the proportion equation
   947,443.16 : 1,307,474.98 = 517,723.31 : x
2. Step 2: Convert to fraction form
   947,443.16/1,307,474.98 = 517,723.31/x
3. Step 3: Cross multiply
   947,443.16x = 1,307,474.98 × 517,723.31
4. Step 4: Simplify right side
   947,443.16x = 676,910,276,362.16
5. Step 5: Solve for x
   x = 676,910,276,362.16/947,443.16
6. Step 6: Final answer
   x = 714,460.04