Finding the Third Proportional to 23,428 and 51,020

Step by Step Solution

1. Step 1: Write the proportion equation
   23,428 : 51,020 = 51,020 : x
2. Step 2: Convert to fraction form
   23,428/51,020 = 51,020/x
3. Step 3: Cross multiply
   23,428x = 51,020 × 51,020
4. Step 4: Simplify right side
   23,428x = 2,603,040,400
5. Step 5: Solve for x
   x = 2,603,040,400/23,428
6. Step 6: Final answer
   x = 111,108.09