Finding the Third Proportional to 32,439 and 67,308

Step by Step Solution

1. Step 1: Write the proportion equation
   32,439 : 67,308 = 67,308 : x
2. Step 2: Convert to fraction form
   32,439/67,308 = 67,308/x
3. Step 3: Cross multiply
   32,439x = 67,308 × 67,308
4. Step 4: Simplify right side
   32,439x = 4,530,366,864
5. Step 5: Solve for x
   x = 4,530,366,864/32,439
6. Step 6: Final answer
   x = 139,658.03