Finding the Fourth Proportional to 12,040.49, 18,067.86 and 5,466.57

Step by Step Solution

1. Step 1: Write the proportion equation
   12,040.49 : 18,067.86 = 5,466.57 : x
2. Step 2: Convert to fraction form
   12,040.49/18,067.86 = 5,466.57/x
3. Step 3: Cross multiply
   12,040.49x = 18,067.86 × 5,466.57
4. Step 4: Simplify right side
   12,040.49x = 98,769,221.44
5. Step 5: Solve for x
   x = 98,769,221.44/12,040.49
6. Step 6: Final answer
   x = 8,203.09