Finding the Fourth Proportional to 1,598.83, 2,393.91 and 827.71

Step by Step Solution

1. Step 1: Write the proportion equation
   1,598.83 : 2,393.91 = 827.71 : x
2. Step 2: Convert to fraction form
   1,598.83/2,393.91 = 827.71/x
3. Step 3: Cross multiply
   1,598.83x = 2,393.91 × 827.71
4. Step 4: Simplify right side
   1,598.83x = 1,981,463.25
5. Step 5: Solve for x
   x = 1,981,463.25/1,598.83
6. Step 6: Final answer
   x = 1,239.32