Finding the Fourth Proportional to 16,223.34, 22,387.92 and 9,151.26

Step by Step Solution

1. Step 1: Write the proportion equation
   16,223.34 : 22,387.92 = 9,151.26 : x
2. Step 2: Convert to fraction form
   16,223.34/22,387.92 = 9,151.26/x
3. Step 3: Cross multiply
   16,223.34x = 22,387.92 × 9,151.26
4. Step 4: Simplify right side
   16,223.34x = 204,877,676.78
5. Step 5: Solve for x
   x = 204,877,676.78/16,223.34
6. Step 6: Final answer
   x = 12,628.58