1. **State the problem:** Calculate the sum of the numbers 4000, 1000, 1700, 30000, and 12700. 2. **Formula used:** To find the total sum, add all the numbers together: $$\text{Sum} = 4000 + 1000 + 1700 + 30000 + 12700$$ 3. **Perform the addition step-by-step:** - First, add 4000 and 1000: $$4000 + 1000 = 5000$$ - Next, add 1700: $$5000 + 1700 = 6700$$ - Then, add 30000: $$6700 + 30000 = 36700$$ - Finally, add 12700: $$36700 + 12700 = 49400$$ 4. **Conclusion:** The total sum of the numbers is **49400**.