Finding the Third Proportional to 8,080.59 and 12,849.89

Step by Step Solution

1. Step 1: Write the proportion equation
   8,080.59 : 12,849.89 = 12,849.89 : x
2. Step 2: Convert to fraction form
   8,080.59/12,849.89 = 12,849.89/x
3. Step 3: Cross multiply
   8,080.59x = 12,849.89 × 12,849.89
4. Step 4: Simplify right side
   8,080.59x = 165,119,689.07
5. Step 5: Solve for x
   x = 165,119,689.07/8,080.59
6. Step 6: Final answer
   x = 20,434.10