Finding the Third Proportional to 5,915,752 and 12,728,192

Step by Step Solution

1. Step 1: Write the proportion equation
   5,915,752 : 12,728,192 = 12,728,192 : x
2. Step 2: Convert to fraction form
   5,915,752/12,728,192 = 12,728,192/x
3. Step 3: Cross multiply
   5,915,752x = 12,728,192 × 12,728,192
4. Step 4: Simplify right side
   5,915,752x = 162,006,871,588,864
5. Step 5: Solve for x
   x = 162,006,871,588,864/5,915,752
6. Step 6: Final answer
   x = 27,385,676.68