Finding the Third Proportional to 1,644,798 and 2,580,786

Step by Step Solution

1. Step 1: Write the proportion equation
   1,644,798 : 2,580,786 = 2,580,786 : x
2. Step 2: Convert to fraction form
   1,644,798/2,580,786 = 2,580,786/x
3. Step 3: Cross multiply
   1,644,798x = 2,580,786 × 2,580,786
4. Step 4: Simplify right side
   1,644,798x = 6,660,456,377,796
5. Step 5: Solve for x
   x = 6,660,456,377,796/1,644,798
6. Step 6: Final answer
   x = 4,049,406.90