Finding the Third Proportional to 23,918 and 55,857

Step by Step Solution

1. Step 1: Write the proportion equation
   23,918 : 55,857 = 55,857 : x
2. Step 2: Convert to fraction form
   23,918/55,857 = 55,857/x
3. Step 3: Cross multiply
   23,918x = 55,857 × 55,857
4. Step 4: Simplify right side
   23,918x = 3,120,004,449
5. Step 5: Solve for x
   x = 3,120,004,449/23,918
6. Step 6: Final answer
   x = 130,445.88