Finding the Fourth Proportional to 12,067.76, 18,104.16 and 3,747.56

Step by Step Solution

1. Step 1: Write the proportion equation
   12,067.76 : 18,104.16 = 3,747.56 : x
2. Step 2: Convert to fraction form
   12,067.76/18,104.16 = 3,747.56/x
3. Step 3: Cross multiply
   12,067.76x = 18,104.16 × 3,747.56
4. Step 4: Simplify right side
   12,067.76x = 67,846,425.85
5. Step 5: Solve for x
   x = 67,846,425.85/12,067.76
6. Step 6: Final answer
   x = 5,622.12