Finding the Third Proportional to 33,405.75 and 71,995.50

Step by Step Solution

1. Step 1: Write the proportion equation
   33,405.75 : 71,995.50 = 71,995.50 : x
2. Step 2: Convert to fraction form
   33,405.75/71,995.50 = 71,995.50/x
3. Step 3: Cross multiply
   33,405.75x = 71,995.50 × 71,995.50
4. Step 4: Simplify right side
   33,405.75x = 5,183,352,020.25
5. Step 5: Solve for x
   x = 5,183,352,020.25/33,405.75
6. Step 6: Final answer
   x = 155,163.47