Finding the Fourth Proportional to 3,697.55, 5,101.39 and 2,439.23

Step by Step Solution

1. Step 1: Write the proportion equation
   3,697.55 : 5,101.39 = 2,439.23 : x
2. Step 2: Convert to fraction form
   3,697.55/5,101.39 = 2,439.23/x
3. Step 3: Cross multiply
   3,697.55x = 5,101.39 × 2,439.23
4. Step 4: Simplify right side
   3,697.55x = 12,443,425.83
5. Step 5: Solve for x
   x = 12,443,425.83/3,697.55
6. Step 6: Final answer
   x = 3,365.32