Finding the Third Proportional to 60,200 and 131,504

Step by Step Solution

1. Step 1: Write the proportion equation
   60,200 : 131,504 = 131,504 : x
2. Step 2: Convert to fraction form
   60,200/131,504 = 131,504/x
3. Step 3: Cross multiply
   60,200x = 131,504 × 131,504
4. Step 4: Simplify right side
   60,200x = 17,293,302,016
5. Step 5: Solve for x
   x = 17,293,302,016/60,200
6. Step 6: Final answer
   x = 287,264.15