Finding the Fourth Proportional to 16,340.89, 22,549.60 and 9,267.97

Step by Step Solution

1. Step 1: Write the proportion equation
   16,340.89 : 22,549.60 = 9,267.97 : x
2. Step 2: Convert to fraction form
   16,340.89/22,549.60 = 9,267.97/x
3. Step 3: Cross multiply
   16,340.89x = 22,549.60 × 9,267.97
4. Step 4: Simplify right side
   16,340.89x = 208,989,016.31
5. Step 5: Solve for x
   x = 208,989,016.31/16,340.89
6. Step 6: Final answer
   x = 12,789.33