Finding the Third Proportional to 127,291 and 265,039

Step by Step Solution

1. Step 1: Write the proportion equation
   127,291 : 265,039 = 265,039 : x
2. Step 2: Convert to fraction form
   127,291/265,039 = 265,039/x
3. Step 3: Cross multiply
   127,291x = 265,039 × 265,039
4. Step 4: Simplify right side
   127,291x = 70,245,671,521
5. Step 5: Solve for x
   x = 70,245,671,521/127,291
6. Step 6: Final answer
   x = 551,851.05