Finding the Fourth Proportional to 1,456.64, 2,009.92 and 932.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,456.64 : 2,009.92 = 932.56 : x
2. Step 2: Convert to fraction form
   1,456.64/2,009.92 = 932.56/x
3. Step 3: Cross multiply
   1,456.64x = 2,009.92 × 932.56
4. Step 4: Simplify right side
   1,456.64x = 1,874,371.00
5. Step 5: Solve for x
   x = 1,874,371.00/1,456.64
6. Step 6: Final answer
   x = 1,286.78