Finding the Third Proportional to 80,388 and 175,059

Step by Step Solution

1. Step 1: Write the proportion equation
   80,388 : 175,059 = 175,059 : x
2. Step 2: Convert to fraction form
   80,388/175,059 = 175,059/x
3. Step 3: Cross multiply
   80,388x = 175,059 × 175,059
4. Step 4: Simplify right side
   80,388x = 30,645,653,481
5. Step 5: Solve for x
   x = 30,645,653,481/80,388
6. Step 6: Final answer
   x = 381,221.74