Finding the Third Proportional to 630,009 and 1,382,499

Step by Step Solution

1. Step 1: Write the proportion equation
   630,009 : 1,382,499 = 1,382,499 : x
2. Step 2: Convert to fraction form
   630,009/1,382,499 = 1,382,499/x
3. Step 3: Cross multiply
   630,009x = 1,382,499 × 1,382,499
4. Step 4: Simplify right side
   630,009x = 1,911,303,485,001
5. Step 5: Solve for x
   x = 1,911,303,485,001/630,009
6. Step 6: Final answer
   x = 3,033,771.72