Finding the Third Proportional to 126,324 and 270,150

Step by Step Solution

1. Step 1: Write the proportion equation
   126,324 : 270,150 = 270,150 : x
2. Step 2: Convert to fraction form
   126,324/270,150 = 270,150/x
3. Step 3: Cross multiply
   126,324x = 270,150 × 270,150
4. Step 4: Simplify right side
   126,324x = 72,981,022,500
5. Step 5: Solve for x
   x = 72,981,022,500/126,324
6. Step 6: Final answer
   x = 577,728.88