Finding the Fourth Proportional to 1,494.26, 2,061.93 and 831.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,494.26 : 2,061.93 = 831.10 : x
2. Step 2: Convert to fraction form
   1,494.26/2,061.93 = 831.10/x
3. Step 3: Cross multiply
   1,494.26x = 2,061.93 × 831.10
4. Step 4: Simplify right side
   1,494.26x = 1,713,666.61
5. Step 5: Solve for x
   x = 1,713,666.61/1,494.26
6. Step 6: Final answer
   x = 1,146.83