Finding the Third Proportional to 1,355,040 and 1,981,666

Step by Step Solution

1. Step 1: Write the proportion equation
   1,355,040 : 1,981,666 = 1,981,666 : x
2. Step 2: Convert to fraction form
   1,355,040/1,981,666 = 1,981,666/x
3. Step 3: Cross multiply
   1,355,040x = 1,981,666 × 1,981,666
4. Step 4: Simplify right side
   1,355,040x = 3,927,000,135,556
5. Step 5: Solve for x
   x = 3,927,000,135,556/1,355,040
6. Step 6: Final answer
   x = 2,898,069.53