Finding the Third Proportional to 63,936 and 140,562

Step by Step Solution

1. Step 1: Write the proportion equation
   63,936 : 140,562 = 140,562 : x
2. Step 2: Convert to fraction form
   63,936/140,562 = 140,562/x
3. Step 3: Cross multiply
   63,936x = 140,562 × 140,562
4. Step 4: Simplify right side
   63,936x = 19,757,675,844
5. Step 5: Solve for x
   x = 19,757,675,844/63,936
6. Step 6: Final answer
   x = 309,022.71