Finding the Fourth Proportional to 16,273.80, 22,455.50 and 9,103.68

Step by Step Solution

1. Step 1: Write the proportion equation
   16,273.80 : 22,455.50 = 9,103.68 : x
2. Step 2: Convert to fraction form
   16,273.80/22,455.50 = 9,103.68/x
3. Step 3: Cross multiply
   16,273.80x = 22,455.50 × 9,103.68
4. Step 4: Simplify right side
   16,273.80x = 204,427,640.72
5. Step 5: Solve for x
   x = 204,427,640.72/16,273.80
6. Step 6: Final answer
   x = 12,561.76