Finding the Fourth Proportional to 1,460.43, 2,015.52 and 831.15

Step by Step Solution

1. Step 1: Write the proportion equation
   1,460.43 : 2,015.52 = 831.15 : x
2. Step 2: Convert to fraction form
   1,460.43/2,015.52 = 831.15/x
3. Step 3: Cross multiply
   1,460.43x = 2,015.52 × 831.15
4. Step 4: Simplify right side
   1,460.43x = 1,675,195.29
5. Step 5: Solve for x
   x = 1,675,195.29/1,460.43
6. Step 6: Final answer
   x = 1,147.06