Finding the Fourth Proportional to 8,049.08, 12,078.18 and 3,119.06

Step by Step Solution

1. Step 1: Write the proportion equation
   8,049.08 : 12,078.18 = 3,119.06 : x
2. Step 2: Convert to fraction form
   8,049.08/12,078.18 = 3,119.06/x
3. Step 3: Cross multiply
   8,049.08x = 12,078.18 × 3,119.06
4. Step 4: Simplify right side
   8,049.08x = 37,672,507.72
5. Step 5: Solve for x
   x = 37,672,507.72/8,049.08
6. Step 6: Final answer
   x = 4,680.35