Finding the Fourth Proportional to 3,617.87, 4,986.83 and 2,436.89

Step by Step Solution

1. Step 1: Write the proportion equation
   3,617.87 : 4,986.83 = 2,436.89 : x
2. Step 2: Convert to fraction form
   3,617.87/4,986.83 = 2,436.89/x
3. Step 3: Cross multiply
   3,617.87x = 4,986.83 × 2,436.89
4. Step 4: Simplify right side
   3,617.87x = 12,152,337.32
5. Step 5: Solve for x
   x = 12,152,337.32/3,617.87
6. Step 6: Final answer
   x = 3,358.98