Finding the Fourth Proportional to 3,851.52, 5,778.88 and 2,388.48

Step by Step Solution

1. Step 1: Write the proportion equation
   3,851.52 : 5,778.88 = 2,388.48 : x
2. Step 2: Convert to fraction form
   3,851.52/5,778.88 = 2,388.48/x
3. Step 3: Cross multiply
   3,851.52x = 5,778.88 × 2,388.48
4. Step 4: Simplify right side
   3,851.52x = 13,802,739.30
5. Step 5: Solve for x
   x = 13,802,739.30/3,851.52
6. Step 6: Final answer
   x = 3,583.71