Where does the 4.1099 come from in the NPV METHOD as present value factor?

cost of capital is 6%, but i do not find the 4.1099 in my table anywhere.

https://www.chegg.com/homework-help/questions-and-answers/http-wwwcsusedu-indiv-p-pforsichh-documents-agreenwintercpdf-1-using-pertinent-information-q9147713

Present value factor @ 6% PV Cash flow 1 -33,18,000.00 33,18,000.00 3,68,000.00 2 NPV METHOD O Total Cash out flow (Cost-grant) 1 to 10 1 Cost saving (2.3 m kwh @.16 2 Energy sale 3 Sale of energy credit 4 Profit on early opening 5 Maintenance cost 6 Loan interest (3,300,000 *7.3% Net Inflow 1,61,000.00 1,66,667.00 1,00,000.00 -75,000.00 -2,40,900.00 4,79,767.00 7.36 35,31,085.12 11 to 25 3,68,000.00 1 Cost saving (2.3 m kwh @.16 2 Energy sale 3 Sale of energy credit 4 Profit on early opening 5 Maintenance cost Net Inflow 1,61,000.00 1,66,667.00 1,00,000.00 -75,000.00 3,52,667.00 4.1099 14,49,426.10 NPV of the Project 16,62,511.22