Finding the Third Proportional to 229,651.50 and 326,616

Step by Step Solution

1. Step 1: Write the proportion equation
   229,651.50 : 326,616 = 326,616 : x
2. Step 2: Convert to fraction form
   229,651.50/326,616 = 326,616/x
3. Step 3: Cross multiply
   229,651.50x = 326,616 × 326,616
4. Step 4: Simplify right side
   229,651.50x = 106,678,011,456
5. Step 5: Solve for x
   x = 106,678,011,456/229,651.50
6. Step 6: Final answer
   x = 464,521.29