Finding the Third Proportional to 1,204,514 and 1,605,830

Step by Step Solution

1. Step 1: Write the proportion equation
   1,204,514 : 1,605,830 = 1,605,830 : x
2. Step 2: Convert to fraction form
   1,204,514/1,605,830 = 1,605,830/x
3. Step 3: Cross multiply
   1,204,514x = 1,605,830 × 1,605,830
4. Step 4: Simplify right side
   1,204,514x = 2,578,689,988,900
5. Step 5: Solve for x
   x = 2,578,689,988,900/1,204,514
6. Step 6: Final answer
   x = 2,140,855.14