Finding the Third Proportional to 511,406 and 1,076,728

Step by Step Solution

1. Step 1: Write the proportion equation
   511,406 : 1,076,728 = 1,076,728 : x
2. Step 2: Convert to fraction form
   511,406/1,076,728 = 1,076,728/x
3. Step 3: Cross multiply
   511,406x = 1,076,728 × 1,076,728
4. Step 4: Simplify right side
   511,406x = 1,159,343,185,984
5. Step 5: Solve for x
   x = 1,159,343,185,984/511,406
6. Step 6: Final answer
   x = 2,266,972.20