Finding the Third Proportional to 1,402,036 and 2,100,666

Step by Step Solution

1. Step 1: Write the proportion equation
   1,402,036 : 2,100,666 = 2,100,666 : x
2. Step 2: Convert to fraction form
   1,402,036/2,100,666 = 2,100,666/x
3. Step 3: Cross multiply
   1,402,036x = 2,100,666 × 2,100,666
4. Step 4: Simplify right side
   1,402,036x = 4,412,797,643,556
5. Step 5: Solve for x
   x = 4,412,797,643,556/1,402,036
6. Step 6: Final answer
   x = 3,147,421.07