Finding the Fourth Proportional to 20,339.97, 30,506.82 and 5,550.09

Step by Step Solution

1. Step 1: Write the proportion equation
   20,339.97 : 30,506.82 = 5,550.09 : x
2. Step 2: Convert to fraction form
   20,339.97/30,506.82 = 5,550.09/x
3. Step 3: Cross multiply
   20,339.97x = 30,506.82 × 5,550.09
4. Step 4: Simplify right side
   20,339.97x = 169,315,596.61
5. Step 5: Solve for x
   x = 169,315,596.61/20,339.97
6. Step 6: Final answer
   x = 8,324.28