Finding the Third Proportional to 492,618 and 1,058,907

Step by Step Solution

1. Step 1: Write the proportion equation
   492,618 : 1,058,907 = 1,058,907 : x
2. Step 2: Convert to fraction form
   492,618/1,058,907 = 1,058,907/x
3. Step 3: Cross multiply
   492,618x = 1,058,907 × 1,058,907
4. Step 4: Simplify right side
   492,618x = 1,121,284,034,649
5. Step 5: Solve for x
   x = 1,121,284,034,649/492,618
6. Step 6: Final answer
   x = 2,276,173.49