Finding the Third Proportional to 8,082 and 13,099

Step by Step Solution

1. Step 1: Write the proportion equation
   8,082 : 13,099 = 13,099 : x
2. Step 2: Convert to fraction form
   8,082/13,099 = 13,099/x
3. Step 3: Cross multiply
   8,082x = 13,099 × 13,099
4. Step 4: Simplify right side
   8,082x = 171,583,801
5. Step 5: Solve for x
   x = 171,583,801/8,082
6. Step 6: Final answer
   x = 21,230.36