Finding the Fourth Proportional to 3,848.16, 5,308.32 and 2,355.84

Step by Step Solution

1. Step 1: Write the proportion equation
   3,848.16 : 5,308.32 = 2,355.84 : x
2. Step 2: Convert to fraction form
   3,848.16/5,308.32 = 2,355.84/x
3. Step 3: Cross multiply
   3,848.16x = 5,308.32 × 2,355.84
4. Step 4: Simplify right side
   3,848.16x = 12,505,552.59
5. Step 5: Solve for x
   x = 12,505,552.59/3,848.16
6. Step 6: Final answer
   x = 3,249.75