Finding the Third Proportional to 494,129 and 1,078,618

Step by Step Solution

1. Step 1: Write the proportion equation
   494,129 : 1,078,618 = 1,078,618 : x
2. Step 2: Convert to fraction form
   494,129/1,078,618 = 1,078,618/x
3. Step 3: Cross multiply
   494,129x = 1,078,618 × 1,078,618
4. Step 4: Simplify right side
   494,129x = 1,163,416,789,924
5. Step 5: Solve for x
   x = 1,163,416,789,924/494,129
6. Step 6: Final answer
   x = 2,354,479.88