4m) Approval of Fourth Amendment to Agreement 15-056 with Thomson Reuters/Aumentum in the Amount of $74,000, for a New Total Contract Amount of $2,564,533, Related to the Acquisition of County-Wide Property Tax Software System and Letter of Authorization for the Addition of 400 Hours of Professional Consulting Services; Authorization for the Chief Executive Officer or their designee to Execute any and all Documents in Relation to the Transaction; and Authorization for the Chief Executive Officer or their Designee to Sign Any Future Amendments to the Agreement That Do Not Alter the Fiscal Aspect of the Thomson Reuters/Aumentum Master Agreement for Licensed Software, Hardware, and Services