Finding the Fourth Proportional to 16,981.38, 23,434.25 and 9,324.82

Step by Step Solution

1. Step 1: Write the proportion equation
   16,981.38 : 23,434.25 = 9,324.82 : x
2. Step 2: Convert to fraction form
   16,981.38/23,434.25 = 9,324.82/x
3. Step 3: Cross multiply
   16,981.38x = 23,434.25 × 9,324.82
4. Step 4: Simplify right side
   16,981.38x = 218,520,145.75
5. Step 5: Solve for x
   x = 218,520,145.75/16,981.38
6. Step 6: Final answer
   x = 12,868.22