Finding the Third Proportional to 2,239,040 and 4,831,872

Step by Step Solution

1. Step 1: Write the proportion equation
   2,239,040 : 4,831,872 = 4,831,872 : x
2. Step 2: Convert to fraction form
   2,239,040/4,831,872 = 4,831,872/x
3. Step 3: Cross multiply
   2,239,040x = 4,831,872 × 4,831,872
4. Step 4: Simplify right side
   2,239,040x = 23,346,987,024,384
5. Step 5: Solve for x
   x = 23,346,987,024,384/2,239,040
6. Step 6: Final answer
   x = 10,427,230.88