Finding the Fourth Proportional to 2,498.18, 3,746.48 and 742.75

Step by Step Solution

1. Step 1: Write the proportion equation
   2,498.18 : 3,746.48 = 742.75 : x
2. Step 2: Convert to fraction form
   2,498.18/3,746.48 = 742.75/x
3. Step 3: Cross multiply
   2,498.18x = 3,746.48 × 742.75
4. Step 4: Simplify right side
   2,498.18x = 2,782,684.94
5. Step 5: Solve for x
   x = 2,782,684.94/2,498.18
6. Step 6: Final answer
   x = 1,113.89