Finding the Third Proportional to 2,728,170 and 4,075,407

Step by Step Solution

1. Step 1: Write the proportion equation
   2,728,170 : 4,075,407 = 4,075,407 : x
2. Step 2: Convert to fraction form
   2,728,170/4,075,407 = 4,075,407/x
3. Step 3: Cross multiply
   2,728,170x = 4,075,407 × 4,075,407
4. Step 4: Simplify right side
   2,728,170x = 16,608,942,215,649
5. Step 5: Solve for x
   x = 16,608,942,215,649/2,728,170
6. Step 6: Final answer
   x = 6,087,942.55