Finding the Third Proportional to 147,667 and 221,452.50

Step by Step Solution

1. Step 1: Write the proportion equation
   147,667 : 221,452.50 = 221,452.50 : x
2. Step 2: Convert to fraction form
   147,667/221,452.50 = 221,452.50/x
3. Step 3: Cross multiply
   147,667x = 221,452.50 × 221,452.50
4. Step 4: Simplify right side
   147,667x = 49,041,209,756.25
5. Step 5: Solve for x
   x = 49,041,209,756.25/147,667
6. Step 6: Final answer
   x = 332,106.77