Finding the Third Proportional to 155,496 and 244,456

Step by Step Solution

1. Step 1: Write the proportion equation
   155,496 : 244,456 = 244,456 : x
2. Step 2: Convert to fraction form
   155,496/244,456 = 244,456/x
3. Step 3: Cross multiply
   155,496x = 244,456 × 244,456
4. Step 4: Simplify right side
   155,496x = 59,758,735,936
5. Step 5: Solve for x
   x = 59,758,735,936/155,496
6. Step 6: Final answer
   x = 384,310.44