Finding the Third Proportional to 80,234 and 123,336

Step by Step Solution

1. Step 1: Write the proportion equation
   80,234 : 123,336 = 123,336 : x
2. Step 2: Convert to fraction form
   80,234/123,336 = 123,336/x
3. Step 3: Cross multiply
   80,234x = 123,336 × 123,336
4. Step 4: Simplify right side
   80,234x = 15,211,768,896
5. Step 5: Solve for x
   x = 15,211,768,896/80,234
6. Step 6: Final answer
   x = 189,592.55