Finding the Fourth Proportional to 20,568.73, 30,854.25 and 5,776.49

Step by Step Solution

1. Step 1: Write the proportion equation
   20,568.73 : 30,854.25 = 5,776.49 : x
2. Step 2: Convert to fraction form
   20,568.73/30,854.25 = 5,776.49/x
3. Step 3: Cross multiply
   20,568.73x = 30,854.25 × 5,776.49
4. Step 4: Simplify right side
   20,568.73x = 178,229,329.28
5. Step 5: Solve for x
   x = 178,229,329.28/20,568.73
6. Step 6: Final answer
   x = 8,665.06