Finding the Third Proportional to 91,955 and 140,605

Step by Step Solution

1. Step 1: Write the proportion equation
   91,955 : 140,605 = 140,605 : x
2. Step 2: Convert to fraction form
   91,955/140,605 = 140,605/x
3. Step 3: Cross multiply
   91,955x = 140,605 × 140,605
4. Step 4: Simplify right side
   91,955x = 19,769,766,025
5. Step 5: Solve for x
   x = 19,769,766,025/91,955
6. Step 6: Final answer
   x = 214,993.92