Finding the Fourth Proportional to 16,826.87, 23,221.24 and 9,273.48

Step by Step Solution

1. Step 1: Write the proportion equation
   16,826.87 : 23,221.24 = 9,273.48 : x
2. Step 2: Convert to fraction form
   16,826.87/23,221.24 = 9,273.48/x
3. Step 3: Cross multiply
   16,826.87x = 23,221.24 × 9,273.48
4. Step 4: Simplify right side
   16,826.87x = 215,341,594.45
5. Step 5: Solve for x
   x = 215,341,594.45/16,826.87
6. Step 6: Final answer
   x = 12,797.48