Finding the Third Proportional to 23,718 and 54,912

Step by Step Solution

1. Step 1: Write the proportion equation
   23,718 : 54,912 = 54,912 : x
2. Step 2: Convert to fraction form
   23,718/54,912 = 54,912/x
3. Step 3: Cross multiply
   23,718x = 54,912 × 54,912
4. Step 4: Simplify right side
   23,718x = 3,015,327,744
5. Step 5: Solve for x
   x = 3,015,327,744/23,718
6. Step 6: Final answer
   x = 127,132.46