Finding the Fourth Proportional to 31,831.69, 47,746.32 and 10,773.31

Step by Step Solution

1. Step 1: Write the proportion equation
   31,831.69 : 47,746.32 = 10,773.31 : x
2. Step 2: Convert to fraction form
   31,831.69/47,746.32 = 10,773.31/x
3. Step 3: Cross multiply
   31,831.69x = 47,746.32 × 10,773.31
4. Step 4: Simplify right side
   31,831.69x = 514,385,906.72
5. Step 5: Solve for x
   x = 514,385,906.72/31,831.69
6. Step 6: Final answer
   x = 16,159.55