Finding the Fourth Proportional to 1,755.98, 2,635.27 and 831.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,755.98 : 2,635.27 = 831.82 : x
2. Step 2: Convert to fraction form
   1,755.98/2,635.27 = 831.82/x
3. Step 3: Cross multiply
   1,755.98x = 2,635.27 × 831.82
4. Step 4: Simplify right side
   1,755.98x = 2,192,070.29
5. Step 5: Solve for x
   x = 2,192,070.29/1,755.98
6. Step 6: Final answer
   x = 1,248.35