Finding the Fourth Proportional to 23,168.32, 31,972.77 and 13,096.15

Step by Step Solution

1. Step 1: Write the proportion equation
   23,168.32 : 31,972.77 = 13,096.15 : x
2. Step 2: Convert to fraction form
   23,168.32/31,972.77 = 13,096.15/x
3. Step 3: Cross multiply
   23,168.32x = 31,972.77 × 13,096.15
4. Step 4: Simplify right side
   23,168.32x = 418,720,126.35
5. Step 5: Solve for x
   x = 418,720,126.35/23,168.32
6. Step 6: Final answer
   x = 18,072.96