Finding the Third Proportional to 2,888,644 and 4,470,393

Step by Step Solution

1. Step 1: Write the proportion equation
   2,888,644 : 4,470,393 = 4,470,393 : x
2. Step 2: Convert to fraction form
   2,888,644/4,470,393 = 4,470,393/x
3. Step 3: Cross multiply
   2,888,644x = 4,470,393 × 4,470,393
4. Step 4: Simplify right side
   2,888,644x = 19,984,413,574,449
5. Step 5: Solve for x
   x = 19,984,413,574,449/2,888,644
6. Step 6: Final answer
   x = 6,918,268.08