Finding the Fourth Proportional to 16,066.56, 22,171.44 and 8,896.72

Step by Step Solution

1. Step 1: Write the proportion equation
   16,066.56 : 22,171.44 = 8,896.72 : x
2. Step 2: Convert to fraction form
   16,066.56/22,171.44 = 8,896.72/x
3. Step 3: Cross multiply
   16,066.56x = 22,171.44 × 8,896.72
4. Step 4: Simplify right side
   16,066.56x = 197,253,093.68
5. Step 5: Solve for x
   x = 197,253,093.68/16,066.56
6. Step 6: Final answer
   x = 12,277.25