Finding the Fourth Proportional to 3,081.72, 4,625.72 and 2,257.54

Step by Step Solution

1. Step 1: Write the proportion equation
   3,081.72 : 4,625.72 = 2,257.54 : x
2. Step 2: Convert to fraction form
   3,081.72/4,625.72 = 2,257.54/x
3. Step 3: Cross multiply
   3,081.72x = 4,625.72 × 2,257.54
4. Step 4: Simplify right side
   3,081.72x = 10,442,747.93
5. Step 5: Solve for x
   x = 10,442,747.93/3,081.72
6. Step 6: Final answer
   x = 3,388.61