Finding the Third Proportional to 12,916,800 and 27,171,936

Step by Step Solution

1. Step 1: Write the proportion equation
   12,916,800 : 27,171,936 = 27,171,936 : x
2. Step 2: Convert to fraction form
   12,916,800/27,171,936 = 27,171,936/x
3. Step 3: Cross multiply
   12,916,800x = 27,171,936 × 27,171,936
4. Step 4: Simplify right side
   12,916,800x = 738,314,105,988,096
5. Step 5: Solve for x
   x = 738,314,105,988,096/12,916,800
6. Step 6: Final answer
   x = 57,159,211.72