Finding the Third Proportional to 2,949,940 and 6,419,020

Step by Step Solution

1. Step 1: Write the proportion equation
   2,949,940 : 6,419,020 = 6,419,020 : x
2. Step 2: Convert to fraction form
   2,949,940/6,419,020 = 6,419,020/x
3. Step 3: Cross multiply
   2,949,940x = 6,419,020 × 6,419,020
4. Step 4: Simplify right side
   2,949,940x = 41,203,817,760,400
5. Step 5: Solve for x
   x = 41,203,817,760,400/2,949,940
6. Step 6: Final answer
   x = 13,967,679.94