Finding the Fourth Proportional to 22,472.65, 31,018.43 and 13,044.25

Step by Step Solution

1. Step 1: Write the proportion equation
   22,472.65 : 31,018.43 = 13,044.25 : x
2. Step 2: Convert to fraction form
   22,472.65/31,018.43 = 13,044.25/x
3. Step 3: Cross multiply
   22,472.65x = 31,018.43 × 13,044.25
4. Step 4: Simplify right side
   22,472.65x = 404,612,090.31
5. Step 5: Solve for x
   x = 404,612,090.31/22,472.65
6. Step 6: Final answer
   x = 18,004.65