Finding the Fourth Proportional to 3,940.82, 5,907.23 and 2,555.03

Step by Step Solution

1. Step 1: Write the proportion equation
   3,940.82 : 5,907.23 = 2,555.03 : x
2. Step 2: Convert to fraction form
   3,940.82/5,907.23 = 2,555.03/x
3. Step 3: Cross multiply
   3,940.82x = 5,907.23 × 2,555.03
4. Step 4: Simplify right side
   3,940.82x = 15,093,149.87
5. Step 5: Solve for x
   x = 15,093,149.87/3,940.82
6. Step 6: Final answer
   x = 3,829.96