Finding the Fourth Proportional to 23,167.49, 31,969.55 and 13,096.31

Step by Step Solution

1. Step 1: Write the proportion equation
   23,167.49 : 31,969.55 = 13,096.31 : x
2. Step 2: Convert to fraction form
   23,167.49/31,969.55 = 13,096.31/x
3. Step 3: Cross multiply
   23,167.49x = 31,969.55 × 13,096.31
4. Step 4: Simplify right side
   23,167.49x = 418,683,010.25
5. Step 5: Solve for x
   x = 418,683,010.25/23,167.49
6. Step 6: Final answer
   x = 18,072.01