Finding the Fourth Proportional to 9,441.97, 14,164.85 and 5,287.89

Step by Step Solution

1. Step 1: Write the proportion equation
   9,441.97 : 14,164.85 = 5,287.89 : x
2. Step 2: Convert to fraction form
   9,441.97/14,164.85 = 5,287.89/x
3. Step 3: Cross multiply
   9,441.97x = 14,164.85 × 5,287.89
4. Step 4: Simplify right side
   9,441.97x = 74,902,168.67
5. Step 5: Solve for x
   x = 74,902,168.67/9,441.97
6. Step 6: Final answer
   x = 7,932.90