Finding the Fourth Proportional to 16,222.23, 22,388.00 and 9,150.12

Step by Step Solution

1. Step 1: Write the proportion equation
   16,222.23 : 22,388.00 = 9,150.12 : x
2. Step 2: Convert to fraction form
   16,222.23/22,388.00 = 9,150.12/x
3. Step 3: Cross multiply
   16,222.23x = 22,388.00 × 9,150.12
4. Step 4: Simplify right side
   16,222.23x = 204,852,840.81
5. Step 5: Solve for x
   x = 204,852,840.81/16,222.23
6. Step 6: Final answer
   x = 12,627.91