Finding the Third Proportional to 67,857 and 99,757

Step by Step Solution

1. Step 1: Write the proportion equation
   67,857 : 99,757 = 99,757 : x
2. Step 2: Convert to fraction form
   67,857/99,757 = 99,757/x
3. Step 3: Cross multiply
   67,857x = 99,757 × 99,757
4. Step 4: Simplify right side
   67,857x = 9,951,459,049
5. Step 5: Solve for x
   x = 9,951,459,049/67,857
6. Step 6: Final answer
   x = 146,653.39