Finding the Third Proportional to 1,947,486 and 4,206,012

Step by Step Solution

1. Step 1: Write the proportion equation
   1,947,486 : 4,206,012 = 4,206,012 : x
2. Step 2: Convert to fraction form
   1,947,486/4,206,012 = 4,206,012/x
3. Step 3: Cross multiply
   1,947,486x = 4,206,012 × 4,206,012
4. Step 4: Simplify right side
   1,947,486x = 17,690,536,944,144
5. Step 5: Solve for x
   x = 17,690,536,944,144/1,947,486
6. Step 6: Final answer
   x = 9,083,781.32