Finding the Third Proportional to 2,171,459 and 4,771,206

Step by Step Solution

1. Step 1: Write the proportion equation
   2,171,459 : 4,771,206 = 4,771,206 : x
2. Step 2: Convert to fraction form
   2,171,459/4,771,206 = 4,771,206/x
3. Step 3: Cross multiply
   2,171,459x = 4,771,206 × 4,771,206
4. Step 4: Simplify right side
   2,171,459x = 22,764,406,694,436
5. Step 5: Solve for x
   x = 22,764,406,694,436/2,171,459
6. Step 6: Final answer
   x = 10,483,461.44