Finding the Fourth Proportional to 22,065.75, 30,429.78 and 14,518.49

Step by Step Solution

1. Step 1: Write the proportion equation
   22,065.75 : 30,429.78 = 14,518.49 : x
2. Step 2: Convert to fraction form
   22,065.75/30,429.78 = 14,518.49/x
3. Step 3: Cross multiply
   22,065.75x = 30,429.78 × 14,518.49
4. Step 4: Simplify right side
   22,065.75x = 441,794,304.48
5. Step 5: Solve for x
   x = 441,794,304.48/22,065.75
6. Step 6: Final answer
   x = 20,021.72