Finding the Fourth Proportional to 3,940.52, 5,436.05 and 2,597.54

Step by Step Solution

1. Step 1: Write the proportion equation
   3,940.52 : 5,436.05 = 2,597.54 : x
2. Step 2: Convert to fraction form
   3,940.52/5,436.05 = 2,597.54/x
3. Step 3: Cross multiply
   3,940.52x = 5,436.05 × 2,597.54
4. Step 4: Simplify right side
   3,940.52x = 14,120,317.15
5. Step 5: Solve for x
   x = 14,120,317.15/3,940.52
6. Step 6: Final answer
   x = 3,583.37