Finding the Third Proportional to 32,928.50 and 71,121.50

Step by Step Solution

1. Step 1: Write the proportion equation
   32,928.50 : 71,121.50 = 71,121.50 : x
2. Step 2: Convert to fraction form
   32,928.50/71,121.50 = 71,121.50/x
3. Step 3: Cross multiply
   32,928.50x = 71,121.50 × 71,121.50
4. Step 4: Simplify right side
   32,928.50x = 5,058,267,762.25
5. Step 5: Solve for x
   x = 5,058,267,762.25/32,928.50
6. Step 6: Final answer
   x = 153,613.67