Finding the Third Proportional to 1,873,728 and 2,805,456

Step by Step Solution

1. Step 1: Write the proportion equation
   1,873,728 : 2,805,456 = 2,805,456 : x
2. Step 2: Convert to fraction form
   1,873,728/2,805,456 = 2,805,456/x
3. Step 3: Cross multiply
   1,873,728x = 2,805,456 × 2,805,456
4. Step 4: Simplify right side
   1,873,728x = 7,870,583,367,936
5. Step 5: Solve for x
   x = 7,870,583,367,936/1,873,728
6. Step 6: Final answer
   x = 4,200,494.08