Finding the Third Proportional to 60,856 and 132,920

Step by Step Solution

1. Step 1: Write the proportion equation
   60,856 : 132,920 = 132,920 : x
2. Step 2: Convert to fraction form
   60,856/132,920 = 132,920/x
3. Step 3: Cross multiply
   60,856x = 132,920 × 132,920
4. Step 4: Simplify right side
   60,856x = 17,667,726,400
5. Step 5: Solve for x
   x = 17,667,726,400/60,856
6. Step 6: Final answer
   x = 290,320.21