Finding the Fourth Proportional to 16,596.28, 22,902.78 and 9,144.28

Step by Step Solution

1. Step 1: Write the proportion equation
   16,596.28 : 22,902.78 = 9,144.28 : x
2. Step 2: Convert to fraction form
   16,596.28/22,902.78 = 9,144.28/x
3. Step 3: Cross multiply
   16,596.28x = 22,902.78 × 9,144.28
4. Step 4: Simplify right side
   16,596.28x = 209,429,433.10
5. Step 5: Solve for x
   x = 209,429,433.10/16,596.28
6. Step 6: Final answer
   x = 12,619.06