Finding the Third Proportional to 1,790,440 and 3,489,512

Step by Step Solution

1. Step 1: Write the proportion equation
   1,790,440 : 3,489,512 = 3,489,512 : x
2. Step 2: Convert to fraction form
   1,790,440/3,489,512 = 3,489,512/x
3. Step 3: Cross multiply
   1,790,440x = 3,489,512 × 3,489,512
4. Step 4: Simplify right side
   1,790,440x = 12,176,693,998,144
5. Step 5: Solve for x
   x = 12,176,693,998,144/1,790,440
6. Step 6: Final answer
   x = 6,800,950.60