Finding the Third Proportional to 1,366,542 and 2,990,499

Step by Step Solution

1. Step 1: Write the proportion equation
   1,366,542 : 2,990,499 = 2,990,499 : x
2. Step 2: Convert to fraction form
   1,366,542/2,990,499 = 2,990,499/x
3. Step 3: Cross multiply
   1,366,542x = 2,990,499 × 2,990,499
4. Step 4: Simplify right side
   1,366,542x = 8,943,084,269,001
5. Step 5: Solve for x
   x = 8,943,084,269,001/1,366,542
6. Step 6: Final answer
   x = 6,544,317.17