Finding the Fourth Proportional to 9,106.50, 13,659.25 and 3,839.28

Step by Step Solution

1. Step 1: Write the proportion equation
   9,106.50 : 13,659.25 = 3,839.28 : x
2. Step 2: Convert to fraction form
   9,106.50/13,659.25 = 3,839.28/x
3. Step 3: Cross multiply
   9,106.50x = 13,659.25 × 3,839.28
4. Step 4: Simplify right side
   9,106.50x = 52,441,685.34
5. Step 5: Solve for x
   x = 52,441,685.34/9,106.50
6. Step 6: Final answer
   x = 5,758.71