Finding the Fourth Proportional to 8,057.31, 12,086.28 and 2,511.15

Step by Step Solution

1. Step 1: Write the proportion equation
   8,057.31 : 12,086.28 = 2,511.15 : x
2. Step 2: Convert to fraction form
   8,057.31/12,086.28 = 2,511.15/x
3. Step 3: Cross multiply
   8,057.31x = 12,086.28 × 2,511.15
4. Step 4: Simplify right side
   8,057.31x = 30,350,462.02
5. Step 5: Solve for x
   x = 30,350,462.02/8,057.31
6. Step 6: Final answer
   x = 3,766.82