Finding the Fourth Proportional to 2,498.28, 3,746.77 and 742.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,498.28 : 3,746.77 = 742.81 : x
2. Step 2: Convert to fraction form
   2,498.28/3,746.77 = 742.81/x
3. Step 3: Cross multiply
   2,498.28x = 3,746.77 × 742.81
4. Step 4: Simplify right side
   2,498.28x = 2,783,137.45
5. Step 5: Solve for x
   x = 2,783,137.45/2,498.28
6. Step 6: Final answer
   x = 1,114.02