Finding the Third Proportional to 580,656 and 1,244,256

Step by Step Solution

1. Step 1: Write the proportion equation
   580,656 : 1,244,256 = 1,244,256 : x
2. Step 2: Convert to fraction form
   580,656/1,244,256 = 1,244,256/x
3. Step 3: Cross multiply
   580,656x = 1,244,256 × 1,244,256
4. Step 4: Simplify right side
   580,656x = 1,548,172,993,536
5. Step 5: Solve for x
   x = 1,548,172,993,536/580,656
6. Step 6: Final answer
   x = 2,666,248.16