Finding the Fourth Proportional to 1,746.61, 2,410.27 and 960.55

Step by Step Solution

1. Step 1: Write the proportion equation
   1,746.61 : 2,410.27 = 960.55 : x
2. Step 2: Convert to fraction form
   1,746.61/2,410.27 = 960.55/x
3. Step 3: Cross multiply
   1,746.61x = 2,410.27 × 960.55
4. Step 4: Simplify right side
   1,746.61x = 2,315,184.85
5. Step 5: Solve for x
   x = 2,315,184.85/1,746.61
6. Step 6: Final answer
   x = 1,325.53