Finding the Fourth Proportional to 9,388.45, 14,078.13 and 3,839.59

Step by Step Solution

1. Step 1: Write the proportion equation
   9,388.45 : 14,078.13 = 3,839.59 : x
2. Step 2: Convert to fraction form
   9,388.45/14,078.13 = 3,839.59/x
3. Step 3: Cross multiply
   9,388.45x = 14,078.13 × 3,839.59
4. Step 4: Simplify right side
   9,388.45x = 54,054,247.17
5. Step 5: Solve for x
   x = 54,054,247.17/9,388.45
6. Step 6: Final answer
   x = 5,757.53