Finding the Third Proportional to 103,667 and 140,666

Step by Step Solution

1. Step 1: Write the proportion equation
   103,667 : 140,666 = 140,666 : x
2. Step 2: Convert to fraction form
   103,667/140,666 = 140,666/x
3. Step 3: Cross multiply
   103,667x = 140,666 × 140,666
4. Step 4: Simplify right side
   103,667x = 19,786,923,556
5. Step 5: Solve for x
   x = 19,786,923,556/103,667
6. Step 6: Final answer
   x = 190,870.03