Finding the Third Proportional to 28,699 and 62,936

Step by Step Solution

1. Step 1: Write the proportion equation
   28,699 : 62,936 = 62,936 : x
2. Step 2: Convert to fraction form
   28,699/62,936 = 62,936/x
3. Step 3: Cross multiply
   28,699x = 62,936 × 62,936
4. Step 4: Simplify right side
   28,699x = 3,960,940,096
5. Step 5: Solve for x
   x = 3,960,940,096/28,699
6. Step 6: Final answer
   x = 138,016.66