Finding the Third Proportional to 630,576 and 1,383,786

Step by Step Solution

1. Step 1: Write the proportion equation
   630,576 : 1,383,786 = 1,383,786 : x
2. Step 2: Convert to fraction form
   630,576/1,383,786 = 1,383,786/x
3. Step 3: Cross multiply
   630,576x = 1,383,786 × 1,383,786
4. Step 4: Simplify right side
   630,576x = 1,914,863,693,796
5. Step 5: Solve for x
   x = 1,914,863,693,796/630,576
6. Step 6: Final answer
   x = 3,036,689.78