Finding the Fourth Proportional to 16,227.96, 22,394.22 and 9,154.20

Step by Step Solution

1. Step 1: Write the proportion equation
   16,227.96 : 22,394.22 = 9,154.20 : x
2. Step 2: Convert to fraction form
   16,227.96/22,394.22 = 9,154.20/x
3. Step 3: Cross multiply
   16,227.96x = 22,394.22 × 9,154.20
4. Step 4: Simplify right side
   16,227.96x = 205,001,168.72
5. Step 5: Solve for x
   x = 205,001,168.72/16,227.96
6. Step 6: Final answer
   x = 12,632.59