Finding the Fourth Proportional to 1,731.22, 2,596.82 and 498.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,731.22 : 2,596.82 = 498.72 : x
2. Step 2: Convert to fraction form
   1,731.22/2,596.82 = 498.72/x
3. Step 3: Cross multiply
   1,731.22x = 2,596.82 × 498.72
4. Step 4: Simplify right side
   1,731.22x = 1,295,085.87
5. Step 5: Solve for x
   x = 1,295,085.87/1,731.22
6. Step 6: Final answer
   x = 748.08