Finding the Third Proportional to 785,728 and 1,725,768

Step by Step Solution

1. Step 1: Write the proportion equation
   785,728 : 1,725,768 = 1,725,768 : x
2. Step 2: Convert to fraction form
   785,728/1,725,768 = 1,725,768/x
3. Step 3: Cross multiply
   785,728x = 1,725,768 × 1,725,768
4. Step 4: Simplify right side
   785,728x = 2,978,275,189,824
5. Step 5: Solve for x
   x = 2,978,275,189,824/785,728
6. Step 6: Final answer
   x = 3,790,465.90