Finding the Fourth Proportional to 12,114.45, 18,169.56 and 3,229.89

Step by Step Solution

1. Step 1: Write the proportion equation
   12,114.45 : 18,169.56 = 3,229.89 : x
2. Step 2: Convert to fraction form
   12,114.45/18,169.56 = 3,229.89/x
3. Step 3: Cross multiply
   12,114.45x = 18,169.56 × 3,229.89
4. Step 4: Simplify right side
   12,114.45x = 58,685,680.15
5. Step 5: Solve for x
   x = 58,685,680.15/12,114.45
6. Step 6: Final answer
   x = 4,844.27