Finding the Third Proportional to 28,608 and 60,936

Step by Step Solution

1. Step 1: Write the proportion equation
   28,608 : 60,936 = 60,936 : x
2. Step 2: Convert to fraction form
   28,608/60,936 = 60,936/x
3. Step 3: Cross multiply
   28,608x = 60,936 × 60,936
4. Step 4: Simplify right side
   28,608x = 3,713,196,096
5. Step 5: Solve for x
   x = 3,713,196,096/28,608
6. Step 6: Final answer
   x = 129,795.72