Finding the Third Proportional to 1,299,666 and 2,008,506

Step by Step Solution

1. Step 1: Write the proportion equation
   1,299,666 : 2,008,506 = 2,008,506 : x
2. Step 2: Convert to fraction form
   1,299,666/2,008,506 = 2,008,506/x
3. Step 3: Cross multiply
   1,299,666x = 2,008,506 × 2,008,506
4. Step 4: Simplify right side
   1,299,666x = 4,034,096,352,036
5. Step 5: Solve for x
   x = 4,034,096,352,036/1,299,666
6. Step 6: Final answer
   x = 3,103,948.52