Finding the Third Proportional to 978,926 and 2,010,556

Step by Step Solution

1. Step 1: Write the proportion equation
   978,926 : 2,010,556 = 2,010,556 : x
2. Step 2: Convert to fraction form
   978,926/2,010,556 = 2,010,556/x
3. Step 3: Cross multiply
   978,926x = 2,010,556 × 2,010,556
4. Step 4: Simplify right side
   978,926x = 4,042,335,429,136
5. Step 5: Solve for x
   x = 4,042,335,429,136/978,926
6. Step 6: Final answer
   x = 4,129,357.51