Finding the Third Proportional to 79,883.50 and 173,861

Step by Step Solution

1. Step 1: Write the proportion equation
   79,883.50 : 173,861 = 173,861 : x
2. Step 2: Convert to fraction form
   79,883.50/173,861 = 173,861/x
3. Step 3: Cross multiply
   79,883.50x = 173,861 × 173,861
4. Step 4: Simplify right side
   79,883.50x = 30,227,647,321
5. Step 5: Solve for x
   x = 30,227,647,321/79,883.50
6. Step 6: Final answer
   x = 378,396.63