Finding the Third Proportional to 552,247 and 1,139,728

Step by Step Solution

1. Step 1: Write the proportion equation
   552,247 : 1,139,728 = 1,139,728 : x
2. Step 2: Convert to fraction form
   552,247/1,139,728 = 1,139,728/x
3. Step 3: Cross multiply
   552,247x = 1,139,728 × 1,139,728
4. Step 4: Simplify right side
   552,247x = 1,298,979,913,984
5. Step 5: Solve for x
   x = 1,298,979,913,984/552,247
6. Step 6: Final answer
   x = 2,352,171.97