Finding the Third Proportional to 1,965,639 and 4,204,533

Step by Step Solution

1. Step 1: Write the proportion equation
   1,965,639 : 4,204,533 = 4,204,533 : x
2. Step 2: Convert to fraction form
   1,965,639/4,204,533 = 4,204,533/x
3. Step 3: Cross multiply
   1,965,639x = 4,204,533 × 4,204,533
4. Step 4: Simplify right side
   1,965,639x = 17,678,097,748,089
5. Step 5: Solve for x
   x = 17,678,097,748,089/1,965,639
6. Step 6: Final answer
   x = 8,993,562.78