Finding the Fourth Proportional to 16,223.92, 22,389.06 and 9,150.34

Step by Step Solution

1. Step 1: Write the proportion equation
   16,223.92 : 22,389.06 = 9,150.34 : x
2. Step 2: Convert to fraction form
   16,223.92/22,389.06 = 9,150.34/x
3. Step 3: Cross multiply
   16,223.92x = 22,389.06 × 9,150.34
4. Step 4: Simplify right side
   16,223.92x = 204,867,511.28
5. Step 5: Solve for x
   x = 204,867,511.28/16,223.92
6. Step 6: Final answer
   x = 12,627.50