Finding the Fourth Proportional to 1,032.57, 1,422.18 and 954.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,032.57 : 1,422.18 = 954.72 : x
2. Step 2: Convert to fraction form
   1,032.57/1,422.18 = 954.72/x
3. Step 3: Cross multiply
   1,032.57x = 1,422.18 × 954.72
4. Step 4: Simplify right side
   1,032.57x = 1,357,783.69
5. Step 5: Solve for x
   x = 1,357,783.69/1,032.57
6. Step 6: Final answer
   x = 1,314.96