Finding the Third Proportional to 91,743 and 200,970

Step by Step Solution

1. Step 1: Write the proportion equation
   91,743 : 200,970 = 200,970 : x
2. Step 2: Convert to fraction form
   91,743/200,970 = 200,970/x
3. Step 3: Cross multiply
   91,743x = 200,970 × 200,970
4. Step 4: Simplify right side
   91,743x = 40,388,940,900
5. Step 5: Solve for x
   x = 40,388,940,900/91,743
6. Step 6: Final answer
   x = 440,240.03