Finding the Third Proportional to 584,540 and 1,274,992

Step by Step Solution

1. Step 1: Write the proportion equation
   584,540 : 1,274,992 = 1,274,992 : x
2. Step 2: Convert to fraction form
   584,540/1,274,992 = 1,274,992/x
3. Step 3: Cross multiply
   584,540x = 1,274,992 × 1,274,992
4. Step 4: Simplify right side
   584,540x = 1,625,604,600,064
5. Step 5: Solve for x
   x = 1,625,604,600,064/584,540
6. Step 6: Final answer
   x = 2,780,998.05