Finding the Fourth Proportional to 8,046.51, 12,067.43 and 3,115.05

Step by Step Solution

1. Step 1: Write the proportion equation
   8,046.51 : 12,067.43 = 3,115.05 : x
2. Step 2: Convert to fraction form
   8,046.51/12,067.43 = 3,115.05/x
3. Step 3: Cross multiply
   8,046.51x = 12,067.43 × 3,115.05
4. Step 4: Simplify right side
   8,046.51x = 37,590,632.25
5. Step 5: Solve for x
   x = 37,590,632.25/8,046.51
6. Step 6: Final answer
   x = 4,671.67