Finding the Third Proportional to 79,384.50 and 171,234

Step by Step Solution

1. Step 1: Write the proportion equation
   79,384.50 : 171,234 = 171,234 : x
2. Step 2: Convert to fraction form
   79,384.50/171,234 = 171,234/x
3. Step 3: Cross multiply
   79,384.50x = 171,234 × 171,234
4. Step 4: Simplify right side
   79,384.50x = 29,321,082,756
5. Step 5: Solve for x
   x = 29,321,082,756/79,384.50
6. Step 6: Final answer
   x = 369,355.26