Finding the Fourth Proportional to 2,517.61, 3,775.55 and 957.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,517.61 : 3,775.55 = 957.24 : x
2. Step 2: Convert to fraction form
   2,517.61/3,775.55 = 957.24/x
3. Step 3: Cross multiply
   2,517.61x = 3,775.55 × 957.24
4. Step 4: Simplify right side
   2,517.61x = 3,614,088.60
5. Step 5: Solve for x
   x = 3,614,088.60/2,517.61
6. Step 6: Final answer
   x = 1,435.53