Finding the Third Proportional to 2,139,728 and 3,323,884

Step by Step Solution

1. Step 1: Write the proportion equation
   2,139,728 : 3,323,884 = 3,323,884 : x
2. Step 2: Convert to fraction form
   2,139,728/3,323,884 = 3,323,884/x
3. Step 3: Cross multiply
   2,139,728x = 3,323,884 × 3,323,884
4. Step 4: Simplify right side
   2,139,728x = 11,048,204,845,456
5. Step 5: Solve for x
   x = 11,048,204,845,456/2,139,728
6. Step 6: Final answer
   x = 5,163,368.82