Finding the Third Proportional to 25,320 and 55,824

Step by Step Solution

1. Step 1: Write the proportion equation
   25,320 : 55,824 = 55,824 : x
2. Step 2: Convert to fraction form
   25,320/55,824 = 55,824/x
3. Step 3: Cross multiply
   25,320x = 55,824 × 55,824
4. Step 4: Simplify right side
   25,320x = 3,116,318,976
5. Step 5: Solve for x
   x = 3,116,318,976/25,320
6. Step 6: Final answer
   x = 123,077.37