Finding the Fourth Proportional to 16,456.56, 22,709.94 and 9,004.56

Step by Step Solution

1. Step 1: Write the proportion equation
   16,456.56 : 22,709.94 = 9,004.56 : x
2. Step 2: Convert to fraction form
   16,456.56/22,709.94 = 9,004.56/x
3. Step 3: Cross multiply
   16,456.56x = 22,709.94 × 9,004.56
4. Step 4: Simplify right side
   16,456.56x = 204,493,017.33
5. Step 5: Solve for x
   x = 204,493,017.33/16,456.56
6. Step 6: Final answer
   x = 12,426.23