Finding the Third Proportional to 115,038 and 244,980

Step by Step Solution

1. Step 1: Write the proportion equation
   115,038 : 244,980 = 244,980 : x
2. Step 2: Convert to fraction form
   115,038/244,980 = 244,980/x
3. Step 3: Cross multiply
   115,038x = 244,980 × 244,980
4. Step 4: Simplify right side
   115,038x = 60,015,200,400
5. Step 5: Solve for x
   x = 60,015,200,400/115,038
6. Step 6: Final answer
   x = 521,698.92