Finding the Fourth Proportional to 966.96, 1,333.50 and 726.72

Step by Step Solution

1. Step 1: Write the proportion equation
   966.96 : 1,333.50 = 726.72 : x
2. Step 2: Convert to fraction form
   966.96/1,333.50 = 726.72/x
3. Step 3: Cross multiply
   966.96x = 1,333.50 × 726.72
4. Step 4: Simplify right side
   966.96x = 969,081.12
5. Step 5: Solve for x
   x = 969,081.12/966.96
6. Step 6: Final answer
   x = 1,002.19