Finding the Fourth Proportional to 16,788.38, 23,167.98 and 9,336.38

Step by Step Solution

1. Step 1: Write the proportion equation
   16,788.38 : 23,167.98 = 9,336.38 : x
2. Step 2: Convert to fraction form
   16,788.38/23,167.98 = 9,336.38/x
3. Step 3: Cross multiply
   16,788.38x = 23,167.98 × 9,336.38
4. Step 4: Simplify right side
   16,788.38x = 216,304,949.27
5. Step 5: Solve for x
   x = 216,304,949.27/16,788.38
6. Step 6: Final answer
   x = 12,884.21