Finding the Fourth Proportional to 31,900.27, 44,014.17 and 21,831.82

Step by Step Solution

1. Step 1: Write the proportion equation
   31,900.27 : 44,014.17 = 21,831.82 : x
2. Step 2: Convert to fraction form
   31,900.27/44,014.17 = 21,831.82/x
3. Step 3: Cross multiply
   31,900.27x = 44,014.17 × 21,831.82
4. Step 4: Simplify right side
   31,900.27x = 960,909,436.89
5. Step 5: Solve for x
   x = 960,909,436.89/31,900.27
6. Step 6: Final answer
   x = 30,122.30