Finding the Third Proportional to 1,970,912 and 4,249,462

Step by Step Solution

1. Step 1: Write the proportion equation
   1,970,912 : 4,249,462 = 4,249,462 : x
2. Step 2: Convert to fraction form
   1,970,912/4,249,462 = 4,249,462/x
3. Step 3: Cross multiply
   1,970,912x = 4,249,462 × 4,249,462
4. Step 4: Simplify right side
   1,970,912x = 18,057,927,289,444
5. Step 5: Solve for x
   x = 18,057,927,289,444/1,970,912
6. Step 6: Final answer
   x = 9,162,218.96