Finding the Third Proportional to 1,448,064 and 3,120,768

Step by Step Solution

1. Step 1: Write the proportion equation
   1,448,064 : 3,120,768 = 3,120,768 : x
2. Step 2: Convert to fraction form
   1,448,064/3,120,768 = 3,120,768/x
3. Step 3: Cross multiply
   1,448,064x = 3,120,768 × 3,120,768
4. Step 4: Simplify right side
   1,448,064x = 9,739,192,909,824
5. Step 5: Solve for x
   x = 9,739,192,909,824/1,448,064
6. Step 6: Final answer
   x = 6,725,664.69