Finding the Fourth Proportional to 16,224.09, 22,387.91 and 9,152.25

Step by Step Solution

1. Step 1: Write the proportion equation
   16,224.09 : 22,387.91 = 9,152.25 : x
2. Step 2: Convert to fraction form
   16,224.09/22,387.91 = 9,152.25/x
3. Step 3: Cross multiply
   16,224.09x = 22,387.91 × 9,152.25
4. Step 4: Simplify right side
   16,224.09x = 204,899,703.54
5. Step 5: Solve for x
   x = 204,899,703.54/16,224.09
6. Step 6: Final answer
   x = 12,629.35