The sum of all the numbers is $149,146.1$.

Would you like more details or have any questions?

Here are some related questions to expand on:

1. How do you calculate sums with decimals more efficiently?
2. What are some ways to estimate large sums quickly?
3. How can you break down large additions like this into manageable parts?
4. What's the difference between rounding numbers before and after summing?
5. How would you check the accuracy of such large sums?

Tip: When adding many numbers, grouping them into round numbers (like multiples of 100 or 1000) can make mental calculations faster.