Finding the Third Proportional to 67,472 and 100,660

Step by Step Solution

1. Step 1: Write the proportion equation
   67,472 : 100,660 = 100,660 : x
2. Step 2: Convert to fraction form
   67,472/100,660 = 100,660/x
3. Step 3: Cross multiply
   67,472x = 100,660 × 100,660
4. Step 4: Simplify right side
   67,472x = 10,132,435,600
5. Step 5: Solve for x
   x = 10,132,435,600/67,472
6. Step 6: Final answer
   x = 150,172.45