Finding the Fourth Proportional to 16,775.54, 23,150.52 and 9,222.18

Step by Step Solution

1. Step 1: Write the proportion equation
   16,775.54 : 23,150.52 = 9,222.18 : x
2. Step 2: Convert to fraction form
   16,775.54/23,150.52 = 9,222.18/x
3. Step 3: Cross multiply
   16,775.54x = 23,150.52 × 9,222.18
4. Step 4: Simplify right side
   16,775.54x = 213,498,262.53
5. Step 5: Solve for x
   x = 213,498,262.53/16,775.54
6. Step 6: Final answer
   x = 12,726.76