Finding the Third Proportional to 80,648 and 118,156

Step by Step Solution

1. Step 1: Write the proportion equation
   80,648 : 118,156 = 118,156 : x
2. Step 2: Convert to fraction form
   80,648/118,156 = 118,156/x
3. Step 3: Cross multiply
   80,648x = 118,156 × 118,156
4. Step 4: Simplify right side
   80,648x = 13,960,840,336
5. Step 5: Solve for x
   x = 13,960,840,336/80,648
6. Step 6: Final answer
   x = 173,108.33