Finding the Third Proportional to 54,756 and 72,792

Step by Step Solution

1. Step 1: Write the proportion equation
   54,756 : 72,792 = 72,792 : x
2. Step 2: Convert to fraction form
   54,756/72,792 = 72,792/x
3. Step 3: Cross multiply
   54,756x = 72,792 × 72,792
4. Step 4: Simplify right side
   54,756x = 5,298,675,264
5. Step 5: Solve for x
   x = 5,298,675,264/54,756
6. Step 6: Final answer
   x = 96,768.85