Finding the Third Proportional to 580,776 and 1,245,626

Step by Step Solution

1. Step 1: Write the proportion equation
   580,776 : 1,245,626 = 1,245,626 : x
2. Step 2: Convert to fraction form
   580,776/1,245,626 = 1,245,626/x
3. Step 3: Cross multiply
   580,776x = 1,245,626 × 1,245,626
4. Step 4: Simplify right side
   580,776x = 1,551,584,131,876
5. Step 5: Solve for x
   x = 1,551,584,131,876/580,776
6. Step 6: Final answer
   x = 2,671,570.68