Finding the Third Proportional to 2,618 and 3,834.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,618 : 3,834.50 = 3,834.50 : x
2. Step 2: Convert to fraction form
   2,618/3,834.50 = 3,834.50/x
3. Step 3: Cross multiply
   2,618x = 3,834.50 × 3,834.50
4. Step 4: Simplify right side
   2,618x = 14,703,390.25
5. Step 5: Solve for x
   x = 14,703,390.25/2,618
6. Step 6: Final answer
   x = 5,616.27