Finding the Third Proportional to 98,732 and 140,708

Step by Step Solution

1. Step 1: Write the proportion equation
   98,732 : 140,708 = 140,708 : x
2. Step 2: Convert to fraction form
   98,732/140,708 = 140,708/x
3. Step 3: Cross multiply
   98,732x = 140,708 × 140,708
4. Step 4: Simplify right side
   98,732x = 19,798,741,264
5. Step 5: Solve for x
   x = 19,798,741,264/98,732
6. Step 6: Final answer
   x = 200,530.13