Finding the Fourth Proportional to 8,082.35, 12,111.17 and 3,399.79

Step by Step Solution

1. Step 1: Write the proportion equation
   8,082.35 : 12,111.17 = 3,399.79 : x
2. Step 2: Convert to fraction form
   8,082.35/12,111.17 = 3,399.79/x
3. Step 3: Cross multiply
   8,082.35x = 12,111.17 × 3,399.79
4. Step 4: Simplify right side
   8,082.35x = 41,175,412.88
5. Step 5: Solve for x
   x = 41,175,412.88/8,082.35
6. Step 6: Final answer
   x = 5,094.49