Finding the Third Proportional to 2,201,990 and 3,403,194

Step by Step Solution

1. Step 1: Write the proportion equation
   2,201,990 : 3,403,194 = 3,403,194 : x
2. Step 2: Convert to fraction form
   2,201,990/3,403,194 = 3,403,194/x
3. Step 3: Cross multiply
   2,201,990x = 3,403,194 × 3,403,194
4. Step 4: Simplify right side
   2,201,990x = 11,581,729,401,636
5. Step 5: Solve for x
   x = 11,581,729,401,636/2,201,990
6. Step 6: Final answer
   x = 5,259,664.85