Finding the Third Proportional to 37,480.50 and 80,519

Step by Step Solution

1. Step 1: Write the proportion equation
   37,480.50 : 80,519 = 80,519 : x
2. Step 2: Convert to fraction form
   37,480.50/80,519 = 80,519/x
3. Step 3: Cross multiply
   37,480.50x = 80,519 × 80,519
4. Step 4: Simplify right side
   37,480.50x = 6,483,309,361
5. Step 5: Solve for x
   x = 6,483,309,361/37,480.50
6. Step 6: Final answer
   x = 172,978.20