Finding the Fourth Proportional to 8,066.72, 12,104.75 and 3,386.32

Step by Step Solution

1. Step 1: Write the proportion equation
   8,066.72 : 12,104.75 = 3,386.32 : x
2. Step 2: Convert to fraction form
   8,066.72/12,104.75 = 3,386.32/x
3. Step 3: Cross multiply
   8,066.72x = 12,104.75 × 3,386.32
4. Step 4: Simplify right side
   8,066.72x = 40,990,557.02
5. Step 5: Solve for x
   x = 40,990,557.02/8,066.72
6. Step 6: Final answer
   x = 5,081.44