Finding the Third Proportional to 60,396 and 131,142

Step by Step Solution

1. Step 1: Write the proportion equation
   60,396 : 131,142 = 131,142 : x
2. Step 2: Convert to fraction form
   60,396/131,142 = 131,142/x
3. Step 3: Cross multiply
   60,396x = 131,142 × 131,142
4. Step 4: Simplify right side
   60,396x = 17,198,224,164
5. Step 5: Solve for x
   x = 17,198,224,164/60,396
6. Step 6: Final answer
   x = 284,757.67