Finding the Fourth Proportional to 14,922.59, 20,622.71 and 12,229.56

Step by Step Solution

1. Step 1: Write the proportion equation
   14,922.59 : 20,622.71 = 12,229.56 : x
2. Step 2: Convert to fraction form
   14,922.59/20,622.71 = 12,229.56/x
3. Step 3: Cross multiply
   14,922.59x = 20,622.71 × 12,229.56
4. Step 4: Simplify right side
   14,922.59x = 252,206,530.82
5. Step 5: Solve for x
   x = 252,206,530.82/14,922.59
6. Step 6: Final answer
   x = 16,900.99