Finding the Third Proportional to 1,211,628 and 1,900,842

Step by Step Solution

1. Step 1: Write the proportion equation
   1,211,628 : 1,900,842 = 1,900,842 : x
2. Step 2: Convert to fraction form
   1,211,628/1,900,842 = 1,900,842/x
3. Step 3: Cross multiply
   1,211,628x = 1,900,842 × 1,900,842
4. Step 4: Simplify right side
   1,211,628x = 3,613,200,308,964
5. Step 5: Solve for x
   x = 3,613,200,308,964/1,211,628
6. Step 6: Final answer
   x = 2,982,103.67