Finding the Third Proportional to 59,996 and 128,293

Step by Step Solution

1. Step 1: Write the proportion equation
   59,996 : 128,293 = 128,293 : x
2. Step 2: Convert to fraction form
   59,996/128,293 = 128,293/x
3. Step 3: Cross multiply
   59,996x = 128,293 × 128,293
4. Step 4: Simplify right side
   59,996x = 16,459,093,849
5. Step 5: Solve for x
   x = 16,459,093,849/59,996
6. Step 6: Final answer
   x = 274,336.52