Finding the Fourth Proportional to 16,604.72, 22,914.44 and 9,152.72

Step by Step Solution

1. Step 1: Write the proportion equation
   16,604.72 : 22,914.44 = 9,152.72 : x
2. Step 2: Convert to fraction form
   16,604.72/22,914.44 = 9,152.72/x
3. Step 3: Cross multiply
   16,604.72x = 22,914.44 × 9,152.72
4. Step 4: Simplify right side
   16,604.72x = 209,729,453.28
5. Step 5: Solve for x
   x = 209,729,453.28/16,604.72
6. Step 6: Final answer
   x = 12,630.71