Finding the Fourth Proportional to 16,223.22, 22,385.97 and 9,151.38

Step by Step Solution

1. Step 1: Write the proportion equation
   16,223.22 : 22,385.97 = 9,151.38 : x
2. Step 2: Convert to fraction form
   16,223.22/22,385.97 = 9,151.38/x
3. Step 3: Cross multiply
   16,223.22x = 22,385.97 × 9,151.38
4. Step 4: Simplify right side
   16,223.22x = 204,862,518.14
5. Step 5: Solve for x
   x = 204,862,518.14/16,223.22
6. Step 6: Final answer
   x = 12,627.73