Finding the Fourth Proportional to 9,839.27, 14,755.57 and 3,913.31

Step by Step Solution

1. Step 1: Write the proportion equation
   9,839.27 : 14,755.57 = 3,913.31 : x
2. Step 2: Convert to fraction form
   9,839.27/14,755.57 = 3,913.31/x
3. Step 3: Cross multiply
   9,839.27x = 14,755.57 × 3,913.31
4. Step 4: Simplify right side
   9,839.27x = 57,743,146.74
5. Step 5: Solve for x
   x = 57,743,146.74/9,839.27
6. Step 6: Final answer
   x = 5,868.64