Finding the Third Proportional to 1,918,556 and 2,771,758

Step by Step Solution

1. Step 1: Write the proportion equation
   1,918,556 : 2,771,758 = 2,771,758 : x
2. Step 2: Convert to fraction form
   1,918,556/2,771,758 = 2,771,758/x
3. Step 3: Cross multiply
   1,918,556x = 2,771,758 × 2,771,758
4. Step 4: Simplify right side
   1,918,556x = 7,682,642,410,564
5. Step 5: Solve for x
   x = 7,682,642,410,564/1,918,556
6. Step 6: Final answer
   x = 4,004,387.89