Finding the Fourth Proportional to 8,066.10, 12,085.51 and 3,908.10

Step by Step Solution

1. Step 1: Write the proportion equation
   8,066.10 : 12,085.51 = 3,908.10 : x
2. Step 2: Convert to fraction form
   8,066.10/12,085.51 = 3,908.10/x
3. Step 3: Cross multiply
   8,066.10x = 12,085.51 × 3,908.10
4. Step 4: Simplify right side
   8,066.10x = 47,231,381.63
5. Step 5: Solve for x
   x = 47,231,381.63/8,066.10
6. Step 6: Final answer
   x = 5,855.54