Finding the Third Proportional to 89,703 and 188,701

Step by Step Solution

1. Step 1: Write the proportion equation
   89,703 : 188,701 = 188,701 : x
2. Step 2: Convert to fraction form
   89,703/188,701 = 188,701/x
3. Step 3: Cross multiply
   89,703x = 188,701 × 188,701
4. Step 4: Simplify right side
   89,703x = 35,608,067,401
5. Step 5: Solve for x
   x = 35,608,067,401/89,703
6. Step 6: Final answer
   x = 396,955.15