Finding the Fourth Proportional to 3,851.58, 5,768.55 and 3,408.24

Step by Step Solution

1. Step 1: Write the proportion equation
   3,851.58 : 5,768.55 = 3,408.24 : x
2. Step 2: Convert to fraction form
   3,851.58/5,768.55 = 3,408.24/x
3. Step 3: Cross multiply
   3,851.58x = 5,768.55 × 3,408.24
4. Step 4: Simplify right side
   3,851.58x = 19,660,602.85
5. Step 5: Solve for x
   x = 19,660,602.85/3,851.58
6. Step 6: Final answer
   x = 5,104.56