Finding the Third Proportional to 11,792 and 28,508

Step by Step Solution

1. Step 1: Write the proportion equation
   11,792 : 28,508 = 28,508 : x
2. Step 2: Convert to fraction form
   11,792/28,508 = 28,508/x
3. Step 3: Cross multiply
   11,792x = 28,508 × 28,508
4. Step 4: Simplify right side
   11,792x = 812,706,064
5. Step 5: Solve for x
   x = 812,706,064/11,792
6. Step 6: Final answer
   x = 68,920.12