Finding the Fourth Proportional to 23,165.16, 31,967.06 and 12,554.56

Step by Step Solution

1. Step 1: Write the proportion equation
   23,165.16 : 31,967.06 = 12,554.56 : x
2. Step 2: Convert to fraction form
   23,165.16/31,967.06 = 12,554.56/x
3. Step 3: Cross multiply
   23,165.16x = 31,967.06 × 12,554.56
4. Step 4: Simplify right side
   23,165.16x = 401,332,372.79
5. Step 5: Solve for x
   x = 401,332,372.79/23,165.16
6. Step 6: Final answer
   x = 17,324.83