1. Calculate Harold's regular pay: $$40 \times 18.25 = 730$$ 2. Calculate Harold's overtime pay rate: $$18.25 \times 1.5 = 27.375$$ 3. Calculate Harold's overtime pay: $$5.25 \times 27.375 = 143.71875$$ 4. Calculate total earnings: $$730 + 143.71875 = 873.71875$$ Final answer: $$873.72$$