Finding the Third Proportional to 67,143.94 and 140,757.75

Step by Step Solution

1. Step 1: Write the proportion equation
   67,143.94 : 140,757.75 = 140,757.75 : x
2. Step 2: Convert to fraction form
   67,143.94/140,757.75 = 140,757.75/x
3. Step 3: Cross multiply
   67,143.94x = 140,757.75 × 140,757.75
4. Step 4: Simplify right side
   67,143.94x = 19,812,744,185.06
5. Step 5: Solve for x
   x = 19,812,744,185.06/67,143.94
6. Step 6: Final answer
   x = 295,078.68