Finding the Third Proportional to 2,133,620 and 5,036,612

Step by Step Solution

1. Step 1: Write the proportion equation
   2,133,620 : 5,036,612 = 5,036,612 : x
2. Step 2: Convert to fraction form
   2,133,620/5,036,612 = 5,036,612/x
3. Step 3: Cross multiply
   2,133,620x = 5,036,612 × 5,036,612
4. Step 4: Simplify right side
   2,133,620x = 25,367,460,438,544
5. Step 5: Solve for x
   x = 25,367,460,438,544/2,133,620
6. Step 6: Final answer
   x = 11,889,399.44