Finding the Third Proportional to 1,605,999 and 3,476,621

Step by Step Solution

1. Step 1: Write the proportion equation
   1,605,999 : 3,476,621 = 3,476,621 : x
2. Step 2: Convert to fraction form
   1,605,999/3,476,621 = 3,476,621/x
3. Step 3: Cross multiply
   1,605,999x = 3,476,621 × 3,476,621
4. Step 4: Simplify right side
   1,605,999x = 12,086,893,577,641
5. Step 5: Solve for x
   x = 12,086,893,577,641/1,605,999
6. Step 6: Final answer
   x = 7,526,090.35