Finding the Third Proportional to 105,717 and 140,935.50

Step by Step Solution

1. Step 1: Write the proportion equation
   105,717 : 140,935.50 = 140,935.50 : x
2. Step 2: Convert to fraction form
   105,717/140,935.50 = 140,935.50/x
3. Step 3: Cross multiply
   105,717x = 140,935.50 × 140,935.50
4. Step 4: Simplify right side
   105,717x = 19,862,815,160.25
5. Step 5: Solve for x
   x = 19,862,815,160.25/105,717
6. Step 6: Final answer
   x = 187,886.67