Finding the Fourth Proportional to 16,610.49, 24,920.59 and 5,365.57

Step by Step Solution

1. Step 1: Write the proportion equation
   16,610.49 : 24,920.59 = 5,365.57 : x
2. Step 2: Convert to fraction form
   16,610.49/24,920.59 = 5,365.57/x
3. Step 3: Cross multiply
   16,610.49x = 24,920.59 × 5,365.57
4. Step 4: Simplify right side
   16,610.49x = 133,713,170.09
5. Step 5: Solve for x
   x = 133,713,170.09/16,610.49
6. Step 6: Final answer
   x = 8,049.92