Finding the Third Proportional to 269,662.50 and 586,872

Step by Step Solution

1. Step 1: Write the proportion equation
   269,662.50 : 586,872 = 586,872 : x
2. Step 2: Convert to fraction form
   269,662.50/586,872 = 586,872/x
3. Step 3: Cross multiply
   269,662.50x = 586,872 × 586,872
4. Step 4: Simplify right side
   269,662.50x = 344,418,744,384
5. Step 5: Solve for x
   x = 344,418,744,384/269,662.50
6. Step 6: Final answer
   x = 1,277,221.51