Finding the Third Proportional to 1,683,009 and 3,651,357

Step by Step Solution

1. Step 1: Write the proportion equation
   1,683,009 : 3,651,357 = 3,651,357 : x
2. Step 2: Convert to fraction form
   1,683,009/3,651,357 = 3,651,357/x
3. Step 3: Cross multiply
   1,683,009x = 3,651,357 × 3,651,357
4. Step 4: Simplify right side
   1,683,009x = 13,332,407,941,449
5. Step 5: Solve for x
   x = 13,332,407,941,449/1,683,009
6. Step 6: Final answer
   x = 7,921,768.65