Finding the Third Proportional to 2,166,019 and 3,367,488

Step by Step Solution

1. Step 1: Write the proportion equation
   2,166,019 : 3,367,488 = 3,367,488 : x
2. Step 2: Convert to fraction form
   2,166,019/3,367,488 = 3,367,488/x
3. Step 3: Cross multiply
   2,166,019x = 3,367,488 × 3,367,488
4. Step 4: Simplify right side
   2,166,019x = 11,339,975,430,144
5. Step 5: Solve for x
   x = 11,339,975,430,144/2,166,019
6. Step 6: Final answer
   x = 5,235,399.80