Finding the Third Proportional to 60,261 and 131,628

Step by Step Solution

1. Step 1: Write the proportion equation
   60,261 : 131,628 = 131,628 : x
2. Step 2: Convert to fraction form
   60,261/131,628 = 131,628/x
3. Step 3: Cross multiply
   60,261x = 131,628 × 131,628
4. Step 4: Simplify right side
   60,261x = 17,325,930,384
5. Step 5: Solve for x
   x = 17,325,930,384/60,261
6. Step 6: Final answer
   x = 287,514.82