Finding the Third Proportional to 28,760 and 62,864

Step by Step Solution

1. Step 1: Write the proportion equation
   28,760 : 62,864 = 62,864 : x
2. Step 2: Convert to fraction form
   28,760/62,864 = 62,864/x
3. Step 3: Cross multiply
   28,760x = 62,864 × 62,864
4. Step 4: Simplify right side
   28,760x = 3,951,882,496
5. Step 5: Solve for x
   x = 3,951,882,496/28,760
6. Step 6: Final answer
   x = 137,408.99