Finding the Fourth Proportional to 2,488.55, 3,733.02 and 757.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,488.55 : 3,733.02 = 757.17 : x
2. Step 2: Convert to fraction form
   2,488.55/3,733.02 = 757.17/x
3. Step 3: Cross multiply
   2,488.55x = 3,733.02 × 757.17
4. Step 4: Simplify right side
   2,488.55x = 2,826,530.75
5. Step 5: Solve for x
   x = 2,826,530.75/2,488.55
6. Step 6: Final answer
   x = 1,135.82