Finding the Fourth Proportional to 3,085.72, 4,250.91 and 2,552.38

Step by Step Solution

1. Step 1: Write the proportion equation
   3,085.72 : 4,250.91 = 2,552.38 : x
2. Step 2: Convert to fraction form
   3,085.72/4,250.91 = 2,552.38/x
3. Step 3: Cross multiply
   3,085.72x = 4,250.91 × 2,552.38
4. Step 4: Simplify right side
   3,085.72x = 10,849,937.67
5. Step 5: Solve for x
   x = 10,849,937.67/3,085.72
6. Step 6: Final answer
   x = 3,516.18