Finding the Fourth Proportional to 16,222.36, 22,388.42 and 9,847.47

Step by Step Solution

1. Step 1: Write the proportion equation
   16,222.36 : 22,388.42 = 9,847.47 : x
2. Step 2: Convert to fraction form
   16,222.36/22,388.42 = 9,847.47/x
3. Step 3: Cross multiply
   16,222.36x = 22,388.42 × 9,847.47
4. Step 4: Simplify right side
   16,222.36x = 220,469,245.06
5. Step 5: Solve for x
   x = 220,469,245.06/16,222.36
6. Step 6: Final answer
   x = 13,590.46