Finding the Fourth Proportional to 31,510.86, 47,275.56 and 9,324.83

Step by Step Solution

1. Step 1: Write the proportion equation
   31,510.86 : 47,275.56 = 9,324.83 : x
2. Step 2: Convert to fraction form
   31,510.86/47,275.56 = 9,324.83/x
3. Step 3: Cross multiply
   31,510.86x = 47,275.56 × 9,324.83
4. Step 4: Simplify right side
   31,510.86x = 440,836,323.78
5. Step 5: Solve for x
   x = 440,836,323.78/31,510.86
6. Step 6: Final answer
   x = 13,989.98