Finding the Third Proportional to 67,144 and 98,860

Step by Step Solution

1. Step 1: Write the proportion equation
   67,144 : 98,860 = 98,860 : x
2. Step 2: Convert to fraction form
   67,144/98,860 = 98,860/x
3. Step 3: Cross multiply
   67,144x = 98,860 × 98,860
4. Step 4: Simplify right side
   67,144x = 9,773,299,600
5. Step 5: Solve for x
   x = 9,773,299,600/67,144
6. Step 6: Final answer
   x = 145,557.30