Finding the Third Proportional to 105,656 and 143,901

Step by Step Solution

1. Step 1: Write the proportion equation
   105,656 : 143,901 = 143,901 : x
2. Step 2: Convert to fraction form
   105,656/143,901 = 143,901/x
3. Step 3: Cross multiply
   105,656x = 143,901 × 143,901
4. Step 4: Simplify right side
   105,656x = 20,707,497,801
5. Step 5: Solve for x
   x = 20,707,497,801/105,656
6. Step 6: Final answer
   x = 195,989.80