Finding the Third Proportional to 2,628,160 and 5,648,936

Step by Step Solution

1. Step 1: Write the proportion equation
   2,628,160 : 5,648,936 = 5,648,936 : x
2. Step 2: Convert to fraction form
   2,628,160/5,648,936 = 5,648,936/x
3. Step 3: Cross multiply
   2,628,160x = 5,648,936 × 5,648,936
4. Step 4: Simplify right side
   2,628,160x = 31,910,477,932,096
5. Step 5: Solve for x
   x = 31,910,477,932,096/2,628,160
6. Step 6: Final answer
   x = 12,141,756.18