Finding the Fourth Proportional to 3,768.03, 5,200.52 and 2,556.18

Step by Step Solution

1. Step 1: Write the proportion equation
   3,768.03 : 5,200.52 = 2,556.18 : x
2. Step 2: Convert to fraction form
   3,768.03/5,200.52 = 2,556.18/x
3. Step 3: Cross multiply
   3,768.03x = 5,200.52 × 2,556.18
4. Step 4: Simplify right side
   3,768.03x = 13,293,452.43
5. Step 5: Solve for x
   x = 13,293,452.43/3,768.03
6. Step 6: Final answer
   x = 3,527.96