Finding the Fourth Proportional to 8,010.69, 12,015.99 and 2,167.89

Step by Step Solution

1. Step 1: Write the proportion equation
   8,010.69 : 12,015.99 = 2,167.89 : x
2. Step 2: Convert to fraction form
   8,010.69/12,015.99 = 2,167.89/x
3. Step 3: Cross multiply
   8,010.69x = 12,015.99 × 2,167.89
4. Step 4: Simplify right side
   8,010.69x = 26,049,344.56
5. Step 5: Solve for x
   x = 26,049,344.56/8,010.69
6. Step 6: Final answer
   x = 3,251.82