Finding the Fourth Proportional to 23,168.43, 31,972.94 and 13,096.28

Step by Step Solution

1. Step 1: Write the proportion equation
   23,168.43 : 31,972.94 = 13,096.28 : x
2. Step 2: Convert to fraction form
   23,168.43/31,972.94 = 13,096.28/x
3. Step 3: Cross multiply
   23,168.43x = 31,972.94 × 13,096.28
4. Step 4: Simplify right side
   23,168.43x = 418,726,349.32
5. Step 5: Solve for x
   x = 418,726,349.32/23,168.43
6. Step 6: Final answer
   x = 18,073.14