Finding the Fourth Proportional to 10,908.09, 16,367.00 and 5,712.75

Step by Step Solution

1. Step 1: Write the proportion equation
   10,908.09 : 16,367.00 = 5,712.75 : x
2. Step 2: Convert to fraction form
   10,908.09/16,367.00 = 5,712.75/x
3. Step 3: Cross multiply
   10,908.09x = 16,367.00 × 5,712.75
4. Step 4: Simplify right side
   10,908.09x = 93,500,550.69
5. Step 5: Solve for x
   x = 93,500,550.69/10,908.09
6. Step 6: Final answer
   x = 8,571.67