Finding the Third Proportional to 2,021,958 and 4,328,226

Step by Step Solution

1. Step 1: Write the proportion equation
   2,021,958 : 4,328,226 = 4,328,226 : x
2. Step 2: Convert to fraction form
   2,021,958/4,328,226 = 4,328,226/x
3. Step 3: Cross multiply
   2,021,958x = 4,328,226 × 4,328,226
4. Step 4: Simplify right side
   2,021,958x = 18,733,540,307,076
5. Step 5: Solve for x
   x = 18,733,540,307,076/2,021,958
6. Step 6: Final answer
   x = 9,265,049.18