Finding the Third Proportional to 3,222,396 and 7,019,973

Step by Step Solution

1. Step 1: Write the proportion equation
   3,222,396 : 7,019,973 = 7,019,973 : x
2. Step 2: Convert to fraction form
   3,222,396/7,019,973 = 7,019,973/x
3. Step 3: Cross multiply
   3,222,396x = 7,019,973 × 7,019,973
4. Step 4: Simplify right side
   3,222,396x = 49,280,020,920,729
5. Step 5: Solve for x
   x = 49,280,020,920,729/3,222,396
6. Step 6: Final answer
   x = 15,292,974.83