Finding the Third Proportional to 147,668 and 221,453.50

Step by Step Solution

1. Step 1: Write the proportion equation
   147,668 : 221,453.50 = 221,453.50 : x
2. Step 2: Convert to fraction form
   147,668/221,453.50 = 221,453.50/x
3. Step 3: Cross multiply
   147,668x = 221,453.50 × 221,453.50
4. Step 4: Simplify right side
   147,668x = 49,041,652,662.25
5. Step 5: Solve for x
   x = 49,041,652,662.25/147,668
6. Step 6: Final answer
   x = 332,107.52