Finding the Third Proportional to 9,161 and 19,618

Step by Step Solution

1. Step 1: Write the proportion equation
   9,161 : 19,618 = 19,618 : x
2. Step 2: Convert to fraction form
   9,161/19,618 = 19,618/x
3. Step 3: Cross multiply
   9,161x = 19,618 × 19,618
4. Step 4: Simplify right side
   9,161x = 384,865,924
5. Step 5: Solve for x
   x = 384,865,924/9,161
6. Step 6: Final answer
   x = 42,011.34