Finding the Third Proportional to 127,488 and 269,568

Step by Step Solution

1. Step 1: Write the proportion equation
   127,488 : 269,568 = 269,568 : x
2. Step 2: Convert to fraction form
   127,488/269,568 = 269,568/x
3. Step 3: Cross multiply
   127,488x = 269,568 × 269,568
4. Step 4: Simplify right side
   127,488x = 72,666,906,624
5. Step 5: Solve for x
   x = 72,666,906,624/127,488
6. Step 6: Final answer
   x = 569,990.17