Finding the Third Proportional to 124,996 and 269,640

Step by Step Solution

1. Step 1: Write the proportion equation
   124,996 : 269,640 = 269,640 : x
2. Step 2: Convert to fraction form
   124,996/269,640 = 269,640/x
3. Step 3: Cross multiply
   124,996x = 269,640 × 269,640
4. Step 4: Simplify right side
   124,996x = 72,705,729,600
5. Step 5: Solve for x
   x = 72,705,729,600/124,996
6. Step 6: Final answer
   x = 581,664.45