Finding the Third Proportional to 672,586 and 1,028,582

Step by Step Solution

1. Step 1: Write the proportion equation
   672,586 : 1,028,582 = 1,028,582 : x
2. Step 2: Convert to fraction form
   672,586/1,028,582 = 1,028,582/x
3. Step 3: Cross multiply
   672,586x = 1,028,582 × 1,028,582
4. Step 4: Simplify right side
   672,586x = 1,057,980,930,724
5. Step 5: Solve for x
   x = 1,057,980,930,724/672,586
6. Step 6: Final answer
   x = 1,573,004.69