Finding the Third Proportional to 479,638 and 1,034,072

Step by Step Solution

1. Step 1: Write the proportion equation
   479,638 : 1,034,072 = 1,034,072 : x
2. Step 2: Convert to fraction form
   479,638/1,034,072 = 1,034,072/x
3. Step 3: Cross multiply
   479,638x = 1,034,072 × 1,034,072
4. Step 4: Simplify right side
   479,638x = 1,069,304,901,184
5. Step 5: Solve for x
   x = 1,069,304,901,184/479,638
6. Step 6: Final answer
   x = 2,229,399.88