Finding the Third Proportional to 67,074 and 132,456

Step by Step Solution

1. Step 1: Write the proportion equation
   67,074 : 132,456 = 132,456 : x
2. Step 2: Convert to fraction form
   67,074/132,456 = 132,456/x
3. Step 3: Cross multiply
   67,074x = 132,456 × 132,456
4. Step 4: Simplify right side
   67,074x = 17,544,591,936
5. Step 5: Solve for x
   x = 17,544,591,936/67,074
6. Step 6: Final answer
   x = 261,570.68