Finding the Third Proportional to 113,976 and 248,020

Step by Step Solution

1. Step 1: Write the proportion equation
   113,976 : 248,020 = 248,020 : x
2. Step 2: Convert to fraction form
   113,976/248,020 = 248,020/x
3. Step 3: Cross multiply
   113,976x = 248,020 × 248,020
4. Step 4: Simplify right side
   113,976x = 61,513,920,400
5. Step 5: Solve for x
   x = 61,513,920,400/113,976
6. Step 6: Final answer
   x = 539,709.42