Finding the Third Proportional to 3,158,728 and 4,997,386

Step by Step Solution

1. Step 1: Write the proportion equation
   3,158,728 : 4,997,386 = 4,997,386 : x
2. Step 2: Convert to fraction form
   3,158,728/4,997,386 = 4,997,386/x
3. Step 3: Cross multiply
   3,158,728x = 4,997,386 × 4,997,386
4. Step 4: Simplify right side
   3,158,728x = 24,973,866,832,996
5. Step 5: Solve for x
   x = 24,973,866,832,996/3,158,728
6. Step 6: Final answer
   x = 7,906,304.95