Finding the Third Proportional to 9,077 and 12,469

Step by Step Solution

1. Step 1: Write the proportion equation
   9,077 : 12,469 = 12,469 : x
2. Step 2: Convert to fraction form
   9,077/12,469 = 12,469/x
3. Step 3: Cross multiply
   9,077x = 12,469 × 12,469
4. Step 4: Simplify right side
   9,077x = 155,475,961
5. Step 5: Solve for x
   x = 155,475,961/9,077
6. Step 6: Final answer
   x = 17,128.56