Finding the Fourth Proportional to 3,105.68, 4,288.02 and 2,552.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,105.68 : 4,288.02 = 2,552.72 : x
2. Step 2: Convert to fraction form
   3,105.68/4,288.02 = 2,552.72/x
3. Step 3: Cross multiply
   3,105.68x = 4,288.02 × 2,552.72
4. Step 4: Simplify right side
   3,105.68x = 10,946,114.41
5. Step 5: Solve for x
   x = 10,946,114.41/3,105.68
6. Step 6: Final answer
   x = 3,524.55