Finding the Third Proportional to 63,371 and 137,690.50

Step by Step Solution

1. Step 1: Write the proportion equation
   63,371 : 137,690.50 = 137,690.50 : x
2. Step 2: Convert to fraction form
   63,371/137,690.50 = 137,690.50/x
3. Step 3: Cross multiply
   63,371x = 137,690.50 × 137,690.50
4. Step 4: Simplify right side
   63,371x = 18,958,673,790.25
5. Step 5: Solve for x
   x = 18,958,673,790.25/63,371
6. Step 6: Final answer
   x = 299,169.55