Finding the Third Proportional to 35,812.13 and 71,647.03

Step by Step Solution

1. Step 1: Write the proportion equation
   35,812.13 : 71,647.03 = 71,647.03 : x
2. Step 2: Convert to fraction form
   35,812.13/71,647.03 = 71,647.03/x
3. Step 3: Cross multiply
   35,812.13x = 71,647.03 × 71,647.03
4. Step 4: Simplify right side
   35,812.13x = 5,133,297,086.94
5. Step 5: Solve for x
   x = 5,133,297,086.94/35,812.13
6. Step 6: Final answer
   x = 143,339.64