Finding the Third Proportional to 40,792 and 54,896

Step by Step Solution

1. Step 1: Write the proportion equation
   40,792 : 54,896 = 54,896 : x
2. Step 2: Convert to fraction form
   40,792/54,896 = 54,896/x
3. Step 3: Cross multiply
   40,792x = 54,896 × 54,896
4. Step 4: Simplify right side
   40,792x = 3,013,570,816
5. Step 5: Solve for x
   x = 3,013,570,816/40,792
6. Step 6: Final answer
   x = 73,876.52