Finding the Fourth Proportional to 23,443.43, 32,350.68 and 12,831.01

Step by Step Solution

1. Step 1: Write the proportion equation
   23,443.43 : 32,350.68 = 12,831.01 : x
2. Step 2: Convert to fraction form
   23,443.43/32,350.68 = 12,831.01/x
3. Step 3: Cross multiply
   23,443.43x = 32,350.68 × 12,831.01
4. Step 4: Simplify right side
   23,443.43x = 415,091,817.71
5. Step 5: Solve for x
   x = 415,091,817.71/23,443.43
6. Step 6: Final answer
   x = 17,706.11