Finding the Fourth Proportional to 1,594.46, 2,391.55 and 498.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,594.46 : 2,391.55 = 498.72 : x
2. Step 2: Convert to fraction form
   1,594.46/2,391.55 = 498.72/x
3. Step 3: Cross multiply
   1,594.46x = 2,391.55 × 498.72
4. Step 4: Simplify right side
   1,594.46x = 1,192,713.82
5. Step 5: Solve for x
   x = 1,192,713.82/1,594.46
6. Step 6: Final answer
   x = 748.04