Finding the Fourth Proportional to 3,545.42, 4,895.55 and 2,287.10

Step by Step Solution

1. Step 1: Write the proportion equation
   3,545.42 : 4,895.55 = 2,287.10 : x
2. Step 2: Convert to fraction form
   3,545.42/4,895.55 = 2,287.10/x
3. Step 3: Cross multiply
   3,545.42x = 4,895.55 × 2,287.10
4. Step 4: Simplify right side
   3,545.42x = 11,196,612.41
5. Step 5: Solve for x
   x = 11,196,612.41/3,545.42
6. Step 6: Final answer
   x = 3,158.05