Finding the Third Proportional to 1,491,736 and 3,221,169

Step by Step Solution

1. Step 1: Write the proportion equation
   1,491,736 : 3,221,169 = 3,221,169 : x
2. Step 2: Convert to fraction form
   1,491,736/3,221,169 = 3,221,169/x
3. Step 3: Cross multiply
   1,491,736x = 3,221,169 × 3,221,169
4. Step 4: Simplify right side
   1,491,736x = 10,375,929,726,561
5. Step 5: Solve for x
   x = 10,375,929,726,561/1,491,736
6. Step 6: Final answer
   x = 6,955,607.24