Finding the Fourth Proportional to 8,057.50, 12,104.78 and 5,723.18

Step by Step Solution

1. Step 1: Write the proportion equation
   8,057.50 : 12,104.78 = 5,723.18 : x
2. Step 2: Convert to fraction form
   8,057.50/12,104.78 = 5,723.18/x
3. Step 3: Cross multiply
   8,057.50x = 12,104.78 × 5,723.18
4. Step 4: Simplify right side
   8,057.50x = 69,277,791.05
5. Step 5: Solve for x
   x = 69,277,791.05/8,057.50
6. Step 6: Final answer
   x = 8,597.93