Finding the Fourth Proportional to 5,755.59, 7,942.86 and 3,658.50

Step by Step Solution

1. Step 1: Write the proportion equation
   5,755.59 : 7,942.86 = 3,658.50 : x
2. Step 2: Convert to fraction form
   5,755.59/7,942.86 = 3,658.50/x
3. Step 3: Cross multiply
   5,755.59x = 7,942.86 × 3,658.50
4. Step 4: Simplify right side
   5,755.59x = 29,058,953.31
5. Step 5: Solve for x
   x = 29,058,953.31/5,755.59
6. Step 6: Final answer
   x = 5,048.82