Finding the Third Proportional to 4,842 and 7,662

Step by Step Solution

1. Step 1: Write the proportion equation
   4,842 : 7,662 = 7,662 : x
2. Step 2: Convert to fraction form
   4,842/7,662 = 7,662/x
3. Step 3: Cross multiply
   4,842x = 7,662 × 7,662
4. Step 4: Simplify right side
   4,842x = 58,706,244
5. Step 5: Solve for x
   x = 58,706,244/4,842
6. Step 6: Final answer
   x = 12,124.38