Finding the Third Proportional to 60,208 and 131,836

Step by Step Solution

1. Step 1: Write the proportion equation
   60,208 : 131,836 = 131,836 : x
2. Step 2: Convert to fraction form
   60,208/131,836 = 131,836/x
3. Step 3: Cross multiply
   60,208x = 131,836 × 131,836
4. Step 4: Simplify right side
   60,208x = 17,380,730,896
5. Step 5: Solve for x
   x = 17,380,730,896/60,208
6. Step 6: Final answer
   x = 288,678.10