Finding the Fourth Proportional to 12,844.89, 17,727.17 and 8,065.62

Step by Step Solution

1. Step 1: Write the proportion equation
   12,844.89 : 17,727.17 = 8,065.62 : x
2. Step 2: Convert to fraction form
   12,844.89/17,727.17 = 8,065.62/x
3. Step 3: Cross multiply
   12,844.89x = 17,727.17 × 8,065.62
4. Step 4: Simplify right side
   12,844.89x = 142,980,576.57
5. Step 5: Solve for x
   x = 142,980,576.57/12,844.89
6. Step 6: Final answer
   x = 11,131.32