Finding the Third Proportional to 2,609,978 and 3,801,339

Step by Step Solution

1. Step 1: Write the proportion equation
   2,609,978 : 3,801,339 = 3,801,339 : x
2. Step 2: Convert to fraction form
   2,609,978/3,801,339 = 3,801,339/x
3. Step 3: Cross multiply
   2,609,978x = 3,801,339 × 3,801,339
4. Step 4: Simplify right side
   2,609,978x = 14,450,178,192,921
5. Step 5: Solve for x
   x = 14,450,178,192,921/2,609,978
6. Step 6: Final answer
   x = 5,536,513.41