Finding the Fourth Proportional to 16,826.80, 23,222.01 and 9,273.12

Step by Step Solution

1. Step 1: Write the proportion equation
   16,826.80 : 23,222.01 = 9,273.12 : x
2. Step 2: Convert to fraction form
   16,826.80/23,222.01 = 9,273.12/x
3. Step 3: Cross multiply
   16,826.80x = 23,222.01 × 9,273.12
4. Step 4: Simplify right side
   16,826.80x = 215,340,485.37
5. Step 5: Solve for x
   x = 215,340,485.37/16,826.80
6. Step 6: Final answer
   x = 12,797.47