Finding the Third Proportional to 1,518,663 and 3,208,083

Step by Step Solution

1. Step 1: Write the proportion equation
   1,518,663 : 3,208,083 = 3,208,083 : x
2. Step 2: Convert to fraction form
   1,518,663/3,208,083 = 3,208,083/x
3. Step 3: Cross multiply
   1,518,663x = 3,208,083 × 3,208,083
4. Step 4: Simplify right side
   1,518,663x = 10,291,796,534,889
5. Step 5: Solve for x
   x = 10,291,796,534,889/1,518,663
6. Step 6: Final answer
   x = 6,776,879.75