Finding the Fourth Proportional to 1,797.31, 2,695.98 and 498.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,797.31 : 2,695.98 = 498.88 : x
2. Step 2: Convert to fraction form
   1,797.31/2,695.98 = 498.88/x
3. Step 3: Cross multiply
   1,797.31x = 2,695.98 × 498.88
4. Step 4: Simplify right side
   1,797.31x = 1,344,970.50
5. Step 5: Solve for x
   x = 1,344,970.50/1,797.31
6. Step 6: Final answer
   x = 748.32