Finding the Third Proportional to 37,612 and 80,408

Step by Step Solution

1. Step 1: Write the proportion equation
   37,612 : 80,408 = 80,408 : x
2. Step 2: Convert to fraction form
   37,612/80,408 = 80,408/x
3. Step 3: Cross multiply
   37,612x = 80,408 × 80,408
4. Step 4: Simplify right side
   37,612x = 6,465,446,464
5. Step 5: Solve for x
   x = 6,465,446,464/37,612
6. Step 6: Final answer
   x = 171,898.50