Finding the Third Proportional to 558,806 and 1,206,908

Step by Step Solution

1. Step 1: Write the proportion equation
   558,806 : 1,206,908 = 1,206,908 : x
2. Step 2: Convert to fraction form
   558,806/1,206,908 = 1,206,908/x
3. Step 3: Cross multiply
   558,806x = 1,206,908 × 1,206,908
4. Step 4: Simplify right side
   558,806x = 1,456,626,920,464
5. Step 5: Solve for x
   x = 1,456,626,920,464/558,806
6. Step 6: Final answer
   x = 2,606,677.31