Finding the Fourth Proportional to 3,766.30, 5,198.61 and 2,440.09

Step by Step Solution

1. Step 1: Write the proportion equation
   3,766.30 : 5,198.61 = 2,440.09 : x
2. Step 2: Convert to fraction form
   3,766.30/5,198.61 = 2,440.09/x
3. Step 3: Cross multiply
   3,766.30x = 5,198.61 × 2,440.09
4. Step 4: Simplify right side
   3,766.30x = 12,685,076.27
5. Step 5: Solve for x
   x = 12,685,076.27/3,766.30
6. Step 6: Final answer
   x = 3,368.05