Finding the Fourth Proportional to 1,746.78, 2,410.56 and 960.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,746.78 : 2,410.56 = 960.88 : x
2. Step 2: Convert to fraction form
   1,746.78/2,410.56 = 960.88/x
3. Step 3: Cross multiply
   1,746.78x = 2,410.56 × 960.88
4. Step 4: Simplify right side
   1,746.78x = 2,316,258.89
5. Step 5: Solve for x
   x = 2,316,258.89/1,746.78
6. Step 6: Final answer
   x = 1,326.02