Finding the Third Proportional to 67,179.50 and 100,418

Step by Step Solution

1. Step 1: Write the proportion equation
   67,179.50 : 100,418 = 100,418 : x
2. Step 2: Convert to fraction form
   67,179.50/100,418 = 100,418/x
3. Step 3: Cross multiply
   67,179.50x = 100,418 × 100,418
4. Step 4: Simplify right side
   67,179.50x = 10,083,774,724
5. Step 5: Solve for x
   x = 10,083,774,724/67,179.50
6. Step 6: Final answer
   x = 150,101.96