Finding the Third Proportional to 80,192 and 168,000

Step by Step Solution

1. Step 1: Write the proportion equation
   80,192 : 168,000 = 168,000 : x
2. Step 2: Convert to fraction form
   80,192/168,000 = 168,000/x
3. Step 3: Cross multiply
   80,192x = 168,000 × 168,000
4. Step 4: Simplify right side
   80,192x = 28,224,000,000
5. Step 5: Solve for x
   x = 28,224,000,000/80,192
6. Step 6: Final answer
   x = 351,955.31