Finding the Third Proportional to 124,620 and 275,016

Step by Step Solution

1. Step 1: Write the proportion equation
   124,620 : 275,016 = 275,016 : x
2. Step 2: Convert to fraction form
   124,620/275,016 = 275,016/x
3. Step 3: Cross multiply
   124,620x = 275,016 × 275,016
4. Step 4: Simplify right side
   124,620x = 75,633,800,256
5. Step 5: Solve for x
   x = 75,633,800,256/124,620
6. Step 6: Final answer
   x = 606,915.42