Finding the Fourth Proportional to 3,849.12, 5,768.69 and 3,353.40

Step by Step Solution

1. Step 1: Write the proportion equation
   3,849.12 : 5,768.69 = 3,353.40 : x
2. Step 2: Convert to fraction form
   3,849.12/5,768.69 = 3,353.40/x
3. Step 3: Cross multiply
   3,849.12x = 5,768.69 × 3,353.40
4. Step 4: Simplify right side
   3,849.12x = 19,344,708.28
5. Step 5: Solve for x
   x = 19,344,708.28/3,849.12
6. Step 6: Final answer
   x = 5,025.75