Finding the Fourth Proportional to 8,049.29, 12,077.39 and 3,892.42

Step by Step Solution

1. Step 1: Write the proportion equation
   8,049.29 : 12,077.39 = 3,892.42 : x
2. Step 2: Convert to fraction form
   8,049.29/12,077.39 = 3,892.42/x
3. Step 3: Cross multiply
   8,049.29x = 12,077.39 × 3,892.42
4. Step 4: Simplify right side
   8,049.29x = 47,010,299.21
5. Step 5: Solve for x
   x = 47,010,299.21/8,049.29
6. Step 6: Final answer
   x = 5,840.31