Finding the Fourth Proportional to 1,456.47, 2,010.24 and 959.15

Step by Step Solution

1. Step 1: Write the proportion equation
   1,456.47 : 2,010.24 = 959.15 : x
2. Step 2: Convert to fraction form
   1,456.47/2,010.24 = 959.15/x
3. Step 3: Cross multiply
   1,456.47x = 2,010.24 × 959.15
4. Step 4: Simplify right side
   1,456.47x = 1,928,111.64
5. Step 5: Solve for x
   x = 1,928,111.64/1,456.47
6. Step 6: Final answer
   x = 1,323.83