Finding the Third Proportional to 140,871 and 206,995.50

Step by Step Solution

1. Step 1: Write the proportion equation
   140,871 : 206,995.50 = 206,995.50 : x
2. Step 2: Convert to fraction form
   140,871/206,995.50 = 206,995.50/x
3. Step 3: Cross multiply
   140,871x = 206,995.50 × 206,995.50
4. Step 4: Simplify right side
   140,871x = 42,847,137,020.25
5. Step 5: Solve for x
   x = 42,847,137,020.25/140,871
6. Step 6: Final answer
   x = 304,158.68