Finding the Third Proportional to 2,214,210 and 3,309,788

Step by Step Solution

1. Step 1: Write the proportion equation
   2,214,210 : 3,309,788 = 3,309,788 : x
2. Step 2: Convert to fraction form
   2,214,210/3,309,788 = 3,309,788/x
3. Step 3: Cross multiply
   2,214,210x = 3,309,788 × 3,309,788
4. Step 4: Simplify right side
   2,214,210x = 10,954,696,604,944
5. Step 5: Solve for x
   x = 10,954,696,604,944/2,214,210
6. Step 6: Final answer
   x = 4,947,451.51