Finding the Third Proportional to 124,662 and 270,222

Step by Step Solution

1. Step 1: Write the proportion equation
   124,662 : 270,222 = 270,222 : x
2. Step 2: Convert to fraction form
   124,662/270,222 = 270,222/x
3. Step 3: Cross multiply
   124,662x = 270,222 × 270,222
4. Step 4: Simplify right side
   124,662x = 73,019,929,284
5. Step 5: Solve for x
   x = 73,019,929,284/124,662
6. Step 6: Final answer
   x = 585,743.28