Finding the Third Proportional to 57,499 and 126,068

Step by Step Solution

1. Step 1: Write the proportion equation
   57,499 : 126,068 = 126,068 : x
2. Step 2: Convert to fraction form
   57,499/126,068 = 126,068/x
3. Step 3: Cross multiply
   57,499x = 126,068 × 126,068
4. Step 4: Simplify right side
   57,499x = 15,893,140,624
5. Step 5: Solve for x
   x = 15,893,140,624/57,499
6. Step 6: Final answer
   x = 276,407.25