Finding the Fourth Proportional to 12,150.38, 16,768.72 and 7,114.30

Step by Step Solution

1. Step 1: Write the proportion equation
   12,150.38 : 16,768.72 = 7,114.30 : x
2. Step 2: Convert to fraction form
   12,150.38/16,768.72 = 7,114.30/x
3. Step 3: Cross multiply
   12,150.38x = 16,768.72 × 7,114.30
4. Step 4: Simplify right side
   12,150.38x = 119,297,704.70
5. Step 5: Solve for x
   x = 119,297,704.70/12,150.38
6. Step 6: Final answer
   x = 9,818.43