Finding the Third Proportional to 127,992 and 200,760

Step by Step Solution

1. Step 1: Write the proportion equation
   127,992 : 200,760 = 200,760 : x
2. Step 2: Convert to fraction form
   127,992/200,760 = 200,760/x
3. Step 3: Cross multiply
   127,992x = 200,760 × 200,760
4. Step 4: Simplify right side
   127,992x = 40,304,577,600
5. Step 5: Solve for x
   x = 40,304,577,600/127,992
6. Step 6: Final answer
   x = 314,899.19