Finding the Fourth Proportional to 8,076.69, 12,116.42 and 2,528.96

Step by Step Solution

1. Step 1: Write the proportion equation
   8,076.69 : 12,116.42 = 2,528.96 : x
2. Step 2: Convert to fraction form
   8,076.69/12,116.42 = 2,528.96/x
3. Step 3: Cross multiply
   8,076.69x = 12,116.42 × 2,528.96
4. Step 4: Simplify right side
   8,076.69x = 30,641,868.30
5. Step 5: Solve for x
   x = 30,641,868.30/8,076.69
6. Step 6: Final answer
   x = 3,793.86