Finding the Third Proportional to 1,242,499 and 2,717,631

Step by Step Solution

1. Step 1: Write the proportion equation
   1,242,499 : 2,717,631 = 2,717,631 : x
2. Step 2: Convert to fraction form
   1,242,499/2,717,631 = 2,717,631/x
3. Step 3: Cross multiply
   1,242,499x = 2,717,631 × 2,717,631
4. Step 4: Simplify right side
   1,242,499x = 7,385,518,252,161
5. Step 5: Solve for x
   x = 7,385,518,252,161/1,242,499
6. Step 6: Final answer
   x = 5,944,083.86