Finding the Third Proportional to 1,330,042 and 2,106,399

Step by Step Solution

1. Step 1: Write the proportion equation
   1,330,042 : 2,106,399 = 2,106,399 : x
2. Step 2: Convert to fraction form
   1,330,042/2,106,399 = 2,106,399/x
3. Step 3: Cross multiply
   1,330,042x = 2,106,399 × 2,106,399
4. Step 4: Simplify right side
   1,330,042x = 4,436,916,747,201
5. Step 5: Solve for x
   x = 4,436,916,747,201/1,330,042
6. Step 6: Final answer
   x = 3,335,922.28