Finding the Fourth Proportional to 1,707, 2,355.52 and 960.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,707 : 2,355.52 = 960.72 : x
2. Step 2: Convert to fraction form
   1,707/2,355.52 = 960.72/x
3. Step 3: Cross multiply
   1,707x = 2,355.52 × 960.72
4. Step 4: Simplify right side
   1,707x = 2,262,995.17
5. Step 5: Solve for x
   x = 2,262,995.17/1,707
6. Step 6: Final answer
   x = 1,325.71