Finding the Third Proportional to 1,545,879 and 3,320,661

Step by Step Solution

1. Step 1: Write the proportion equation
   1,545,879 : 3,320,661 = 3,320,661 : x
2. Step 2: Convert to fraction form
   1,545,879/3,320,661 = 3,320,661/x
3. Step 3: Cross multiply
   1,545,879x = 3,320,661 × 3,320,661
4. Step 4: Simplify right side
   1,545,879x = 11,026,789,476,921
5. Step 5: Solve for x
   x = 11,026,789,476,921/1,545,879
6. Step 6: Final answer
   x = 7,133,022.36