Finding the Fourth Proportional to 5,825.75, 8,039.50 and 3,557.08

Step by Step Solution

1. Step 1: Write the proportion equation
   5,825.75 : 8,039.50 = 3,557.08 : x
2. Step 2: Convert to fraction form
   5,825.75/8,039.50 = 3,557.08/x
3. Step 3: Cross multiply
   5,825.75x = 8,039.50 × 3,557.08
4. Step 4: Simplify right side
   5,825.75x = 28,597,182.78
5. Step 5: Solve for x
   x = 28,597,182.78/5,825.75
6. Step 6: Final answer
   x = 4,908.75