Finding the Third Proportional to 1,579,980 and 3,399,732

Step by Step Solution

1. Step 1: Write the proportion equation
   1,579,980 : 3,399,732 = 3,399,732 : x
2. Step 2: Convert to fraction form
   1,579,980/3,399,732 = 3,399,732/x
3. Step 3: Cross multiply
   1,579,980x = 3,399,732 × 3,399,732
4. Step 4: Simplify right side
   1,579,980x = 11,558,177,671,824
5. Step 5: Solve for x
   x = 11,558,177,671,824/1,579,980
6. Step 6: Final answer
   x = 7,315,394.92