Finding the Third Proportional to 1,947,490 and 4,206,020

Step by Step Solution

1. Step 1: Write the proportion equation
   1,947,490 : 4,206,020 = 4,206,020 : x
2. Step 2: Convert to fraction form
   1,947,490/4,206,020 = 4,206,020/x
3. Step 3: Cross multiply
   1,947,490x = 4,206,020 × 4,206,020
4. Step 4: Simplify right side
   1,947,490x = 17,690,604,240,400
5. Step 5: Solve for x
   x = 17,690,604,240,400/1,947,490
6. Step 6: Final answer
   x = 9,083,797.22