Finding the Third Proportional to 1,002,444 and 2,161,374

Step by Step Solution

1. Step 1: Write the proportion equation
   1,002,444 : 2,161,374 = 2,161,374 : x
2. Step 2: Convert to fraction form
   1,002,444/2,161,374 = 2,161,374/x
3. Step 3: Cross multiply
   1,002,444x = 2,161,374 × 2,161,374
4. Step 4: Simplify right side
   1,002,444x = 4,671,537,567,876
5. Step 5: Solve for x
   x = 4,671,537,567,876/1,002,444
6. Step 6: Final answer
   x = 4,660,148.17