Finding the Third Proportional to 35,113.50 and 71,661.38

Step by Step Solution

1. Step 1: Write the proportion equation
   35,113.50 : 71,661.38 = 71,661.38 : x
2. Step 2: Convert to fraction form
   35,113.50/71,661.38 = 71,661.38/x
3. Step 3: Cross multiply
   35,113.50x = 71,661.38 × 71,661.38
4. Step 4: Simplify right side
   35,113.50x = 5,135,352,666.89
5. Step 5: Solve for x
   x = 5,135,352,666.89/35,113.50
6. Step 6: Final answer
   x = 146,250.09