Finding the Third Proportional to 15,792 and 21,068

Step by Step Solution

1. Step 1: Write the proportion equation
   15,792 : 21,068 = 21,068 : x
2. Step 2: Convert to fraction form
   15,792/21,068 = 21,068/x
3. Step 3: Cross multiply
   15,792x = 21,068 × 21,068
4. Step 4: Simplify right side
   15,792x = 443,860,624
5. Step 5: Solve for x
   x = 443,860,624/15,792
6. Step 6: Final answer
   x = 28,106.68