Finding the Fourth Proportional to 2,610.96, 3,915.35 and 966.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,610.96 : 3,915.35 = 966.54 : x
2. Step 2: Convert to fraction form
   2,610.96/3,915.35 = 966.54/x
3. Step 3: Cross multiply
   2,610.96x = 3,915.35 × 966.54
4. Step 4: Simplify right side
   2,610.96x = 3,784,342.39
5. Step 5: Solve for x
   x = 3,784,342.39/2,610.96
6. Step 6: Final answer
   x = 1,449.41