Finding the Fourth Proportional to 1,632.43, 2,449.59 and 658.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,632.43 : 2,449.59 = 658.27 : x
2. Step 2: Convert to fraction form
   1,632.43/2,449.59 = 658.27/x
3. Step 3: Cross multiply
   1,632.43x = 2,449.59 × 658.27
4. Step 4: Simplify right side
   1,632.43x = 1,612,491.61
5. Step 5: Solve for x
   x = 1,612,491.61/1,632.43
6. Step 6: Final answer
   x = 987.79