Finding the Third Proportional to 1,619,640 and 3,544,362

Step by Step Solution

1. Step 1: Write the proportion equation
   1,619,640 : 3,544,362 = 3,544,362 : x
2. Step 2: Convert to fraction form
   1,619,640/3,544,362 = 3,544,362/x
3. Step 3: Cross multiply
   1,619,640x = 3,544,362 × 3,544,362
4. Step 4: Simplify right side
   1,619,640x = 12,562,501,987,044
5. Step 5: Solve for x
   x = 12,562,501,987,044/1,619,640
6. Step 6: Final answer
   x = 7,756,354.49