Finding the Third Proportional to 80,609.50 and 175,556

Step by Step Solution

1. Step 1: Write the proportion equation
   80,609.50 : 175,556 = 175,556 : x
2. Step 2: Convert to fraction form
   80,609.50/175,556 = 175,556/x
3. Step 3: Cross multiply
   80,609.50x = 175,556 × 175,556
4. Step 4: Simplify right side
   80,609.50x = 30,819,909,136
5. Step 5: Solve for x
   x = 30,819,909,136/80,609.50
6. Step 6: Final answer
   x = 382,335.94