Finding the Third Proportional to 72,667 and 98,631

Step by Step Solution

1. Step 1: Write the proportion equation
   72,667 : 98,631 = 98,631 : x
2. Step 2: Convert to fraction form
   72,667/98,631 = 98,631/x
3. Step 3: Cross multiply
   72,667x = 98,631 × 98,631
4. Step 4: Simplify right side
   72,667x = 9,728,074,161
5. Step 5: Solve for x
   x = 9,728,074,161/72,667
6. Step 6: Final answer
   x = 133,871.97