Finding the Third Proportional to 1,214,346 and 1,811,666

Step by Step Solution

1. Step 1: Write the proportion equation
   1,214,346 : 1,811,666 = 1,811,666 : x
2. Step 2: Convert to fraction form
   1,214,346/1,811,666 = 1,811,666/x
3. Step 3: Cross multiply
   1,214,346x = 1,811,666 × 1,811,666
4. Step 4: Simplify right side
   1,214,346x = 3,282,133,695,556
5. Step 5: Solve for x
   x = 3,282,133,695,556/1,214,346
6. Step 6: Final answer
   x = 2,702,799.45