Finding the Fourth Proportional to 16,424.54, 22,665.89 and 9,350.96

Step by Step Solution

1. Step 1: Write the proportion equation
   16,424.54 : 22,665.89 = 9,350.96 : x
2. Step 2: Convert to fraction form
   16,424.54/22,665.89 = 9,350.96/x
3. Step 3: Cross multiply
   16,424.54x = 22,665.89 × 9,350.96
4. Step 4: Simplify right side
   16,424.54x = 211,947,868.30
5. Step 5: Solve for x
   x = 211,947,868.30/16,424.54
6. Step 6: Final answer
   x = 12,904.34