Finding the Third Proportional to 105,708 and 143,982

Step by Step Solution

1. Step 1: Write the proportion equation
   105,708 : 143,982 = 143,982 : x
2. Step 2: Convert to fraction form
   105,708/143,982 = 143,982/x
3. Step 3: Cross multiply
   105,708x = 143,982 × 143,982
4. Step 4: Simplify right side
   105,708x = 20,730,816,324
5. Step 5: Solve for x
   x = 20,730,816,324/105,708
6. Step 6: Final answer
   x = 196,113.98