Finding the Third Proportional to 2,644,926 and 3,957,138

Step by Step Solution

1. Step 1: Write the proportion equation
   2,644,926 : 3,957,138 = 3,957,138 : x
2. Step 2: Convert to fraction form
   2,644,926/3,957,138 = 3,957,138/x
3. Step 3: Cross multiply
   2,644,926x = 3,957,138 × 3,957,138
4. Step 4: Simplify right side
   2,644,926x = 15,658,941,151,044
5. Step 5: Solve for x
   x = 15,658,941,151,044/2,644,926
6. Step 6: Final answer
   x = 5,920,370.23