Finding the Fourth Proportional to 9,149.36, 13,725.86 and 3,306.42

Step by Step Solution

1. Step 1: Write the proportion equation
   9,149.36 : 13,725.86 = 3,306.42 : x
2. Step 2: Convert to fraction form
   9,149.36/13,725.86 = 3,306.42/x
3. Step 3: Cross multiply
   9,149.36x = 13,725.86 × 3,306.42
4. Step 4: Simplify right side
   9,149.36x = 45,383,441.49
5. Step 5: Solve for x
   x = 45,383,441.49/9,149.36
6. Step 6: Final answer
   x = 4,960.29