Finding the Third Proportional to 512,631 and 1,123,983

Step by Step Solution

1. Step 1: Write the proportion equation
   512,631 : 1,123,983 = 1,123,983 : x
2. Step 2: Convert to fraction form
   512,631/1,123,983 = 1,123,983/x
3. Step 3: Cross multiply
   512,631x = 1,123,983 × 1,123,983
4. Step 4: Simplify right side
   512,631x = 1,263,337,784,289
5. Step 5: Solve for x
   x = 1,263,337,784,289/512,631
6. Step 6: Final answer
   x = 2,464,419.41