Finding the Fourth Proportional to 21,831.62, 32,753.82 and 7,040.24

Step by Step Solution

1. Step 1: Write the proportion equation
   21,831.62 : 32,753.82 = 7,040.24 : x
2. Step 2: Convert to fraction form
   21,831.62/32,753.82 = 7,040.24/x
3. Step 3: Cross multiply
   21,831.62x = 32,753.82 × 7,040.24
4. Step 4: Simplify right side
   21,831.62x = 230,594,753.72
5. Step 5: Solve for x
   x = 230,594,753.72/21,831.62
6. Step 6: Final answer
   x = 10,562.42