Finding the Third Proportional to 67,914 and 140,607

Step by Step Solution

1. Step 1: Write the proportion equation
   67,914 : 140,607 = 140,607 : x
2. Step 2: Convert to fraction form
   67,914/140,607 = 140,607/x
3. Step 3: Cross multiply
   67,914x = 140,607 × 140,607
4. Step 4: Simplify right side
   67,914x = 19,770,328,449
5. Step 5: Solve for x
   x = 19,770,328,449/67,914
6. Step 6: Final answer
   x = 291,108.29