Finding the Fourth Proportional to 16,399.53, 22,633.43 and 9,229.82

Step by Step Solution

1. Step 1: Write the proportion equation
   16,399.53 : 22,633.43 = 9,229.82 : x
2. Step 2: Convert to fraction form
   16,399.53/22,633.43 = 9,229.82/x
3. Step 3: Cross multiply
   16,399.53x = 22,633.43 × 9,229.82
4. Step 4: Simplify right side
   16,399.53x = 208,902,325.57
5. Step 5: Solve for x
   x = 208,902,325.57/16,399.53
6. Step 6: Final answer
   x = 12,738.31