Finding the Third Proportional to 2,678,738 and 4,043,019

Step by Step Solution

1. Step 1: Write the proportion equation
   2,678,738 : 4,043,019 = 4,043,019 : x
2. Step 2: Convert to fraction form
   2,678,738/4,043,019 = 4,043,019/x
3. Step 3: Cross multiply
   2,678,738x = 4,043,019 × 4,043,019
4. Step 4: Simplify right side
   2,678,738x = 16,346,002,634,361
5. Step 5: Solve for x
   x = 16,346,002,634,361/2,678,738
6. Step 6: Final answer
   x = 6,102,128.18