Finding the Third Proportional to 1,010,658 and 2,189,504

Step by Step Solution

1. Step 1: Write the proportion equation
   1,010,658 : 2,189,504 = 2,189,504 : x
2. Step 2: Convert to fraction form
   1,010,658/2,189,504 = 2,189,504/x
3. Step 3: Cross multiply
   1,010,658x = 2,189,504 × 2,189,504
4. Step 4: Simplify right side
   1,010,658x = 4,793,927,766,016
5. Step 5: Solve for x
   x = 4,793,927,766,016/1,010,658
6. Step 6: Final answer
   x = 4,743,372.90