Finding the Third Proportional to 31,567.50 and 68,055

Step by Step Solution

1. Step 1: Write the proportion equation
   31,567.50 : 68,055 = 68,055 : x
2. Step 2: Convert to fraction form
   31,567.50/68,055 = 68,055/x
3. Step 3: Cross multiply
   31,567.50x = 68,055 × 68,055
4. Step 4: Simplify right side
   31,567.50x = 4,631,483,025
5. Step 5: Solve for x
   x = 4,631,483,025/31,567.50
6. Step 6: Final answer
   x = 146,716.81