Finding the Fourth Proportional to 1,494.47, 2,062.38 and 831.33

Step by Step Solution

1. Step 1: Write the proportion equation
   1,494.47 : 2,062.38 = 831.33 : x
2. Step 2: Convert to fraction form
   1,494.47/2,062.38 = 831.33/x
3. Step 3: Cross multiply
   1,494.47x = 2,062.38 × 831.33
4. Step 4: Simplify right side
   1,494.47x = 1,714,518.37
5. Step 5: Solve for x
   x = 1,714,518.37/1,494.47
6. Step 6: Final answer
   x = 1,147.24