Finding the Third Proportional to 115,108 and 253,384

Step by Step Solution

1. Step 1: Write the proportion equation
   115,108 : 253,384 = 253,384 : x
2. Step 2: Convert to fraction form
   115,108/253,384 = 253,384/x
3. Step 3: Cross multiply
   115,108x = 253,384 × 253,384
4. Step 4: Simplify right side
   115,108x = 64,203,451,456
5. Step 5: Solve for x
   x = 64,203,451,456/115,108
6. Step 6: Final answer
   x = 557,767.07