Finding the Third Proportional to 2,645,450 and 3,957,897

Step by Step Solution

1. Step 1: Write the proportion equation
   2,645,450 : 3,957,897 = 3,957,897 : x
2. Step 2: Convert to fraction form
   2,645,450/3,957,897 = 3,957,897/x
3. Step 3: Cross multiply
   2,645,450x = 3,957,897 × 3,957,897
4. Step 4: Simplify right side
   2,645,450x = 15,664,948,662,609
5. Step 5: Solve for x
   x = 15,664,948,662,609/2,645,450
6. Step 6: Final answer
   x = 5,921,468.43