Finding the Third Proportional to 57,874.50 and 126,828

Step by Step Solution

1. Step 1: Write the proportion equation
   57,874.50 : 126,828 = 126,828 : x
2. Step 2: Convert to fraction form
   57,874.50/126,828 = 126,828/x
3. Step 3: Cross multiply
   57,874.50x = 126,828 × 126,828
4. Step 4: Simplify right side
   57,874.50x = 16,085,341,584
5. Step 5: Solve for x
   x = 16,085,341,584/57,874.50
6. Step 6: Final answer
   x = 277,934.87