Finding the Third Proportional to 1,790,438 and 3,489,508

Step by Step Solution

1. Step 1: Write the proportion equation
   1,790,438 : 3,489,508 = 3,489,508 : x
2. Step 2: Convert to fraction form
   1,790,438/3,489,508 = 3,489,508/x
3. Step 3: Cross multiply
   1,790,438x = 3,489,508 × 3,489,508
4. Step 4: Simplify right side
   1,790,438x = 12,176,666,082,064
5. Step 5: Solve for x
   x = 12,176,666,082,064/1,790,438
6. Step 6: Final answer
   x = 6,800,942.61