Finding the Fourth Proportional to 8,065.77, 12,091.37 and 2,868

Step by Step Solution

1. Step 1: Write the proportion equation
   8,065.77 : 12,091.37 = 2,868 : x
2. Step 2: Convert to fraction form
   8,065.77/12,091.37 = 2,868/x
3. Step 3: Cross multiply
   8,065.77x = 12,091.37 × 2,868
4. Step 4: Simplify right side
   8,065.77x = 34,678,034.82
5. Step 5: Solve for x
   x = 34,678,034.82/8,065.77
6. Step 6: Final answer
   x = 4,299.41