Finding the Third Proportional to 57,486 and 126,150

Step by Step Solution

1. Step 1: Write the proportion equation
   57,486 : 126,150 = 126,150 : x
2. Step 2: Convert to fraction form
   57,486/126,150 = 126,150/x
3. Step 3: Cross multiply
   57,486x = 126,150 × 126,150
4. Step 4: Simplify right side
   57,486x = 15,913,822,500
5. Step 5: Solve for x
   x = 15,913,822,500/57,486
6. Step 6: Final answer
   x = 276,829.53