Finding the Fourth Proportional to 3,227.57, 4,456.16 and 2,235.89

Step by Step Solution

1. Step 1: Write the proportion equation
   3,227.57 : 4,456.16 = 2,235.89 : x
2. Step 2: Convert to fraction form
   3,227.57/4,456.16 = 2,235.89/x
3. Step 3: Cross multiply
   3,227.57x = 4,456.16 × 2,235.89
4. Step 4: Simplify right side
   3,227.57x = 9,963,483.58
5. Step 5: Solve for x
   x = 9,963,483.58/3,227.57
6. Step 6: Final answer
   x = 3,086.99