Finding the Third Proportional to 2,021,949 and 4,328,206

Step by Step Solution

1. Step 1: Write the proportion equation
   2,021,949 : 4,328,206 = 4,328,206 : x
2. Step 2: Convert to fraction form
   2,021,949/4,328,206 = 4,328,206/x
3. Step 3: Cross multiply
   2,021,949x = 4,328,206 × 4,328,206
4. Step 4: Simplify right side
   2,021,949x = 18,733,367,178,436
5. Step 5: Solve for x
   x = 18,733,367,178,436/2,021,949
6. Step 6: Final answer
   x = 9,265,004.79