Finding the Third Proportional to 67,342 and 103,659

Step by Step Solution

1. Step 1: Write the proportion equation
   67,342 : 103,659 = 103,659 : x
2. Step 2: Convert to fraction form
   67,342/103,659 = 103,659/x
3. Step 3: Cross multiply
   67,342x = 103,659 × 103,659
4. Step 4: Simplify right side
   67,342x = 10,745,188,281
5. Step 5: Solve for x
   x = 10,745,188,281/67,342
6. Step 6: Final answer
   x = 159,561.47