Finding the Fourth Proportional to 2,498.46, 3,748.23 and 743.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,498.46 : 3,748.23 = 743.60 : x
2. Step 2: Convert to fraction form
   2,498.46/3,748.23 = 743.60/x
3. Step 3: Cross multiply
   2,498.46x = 3,748.23 × 743.60
4. Step 4: Simplify right side
   2,498.46x = 2,787,183.83
5. Step 5: Solve for x
   x = 2,787,183.83/2,498.46
6. Step 6: Final answer
   x = 1,115.56