Finding the Third Proportional to 3,150,231 and 6,870,636

Step by Step Solution

1. Step 1: Write the proportion equation
   3,150,231 : 6,870,636 = 6,870,636 : x
2. Step 2: Convert to fraction form
   3,150,231/6,870,636 = 6,870,636/x
3. Step 3: Cross multiply
   3,150,231x = 6,870,636 × 6,870,636
4. Step 4: Simplify right side
   3,150,231x = 47,205,639,044,496
5. Step 5: Solve for x
   x = 47,205,639,044,496/3,150,231
6. Step 6: Final answer
   x = 14,984,818.27