1. We are given that 1 SDG = 43.20. 2. The problem asks to find how much 4,320 SDG is in Singapore dollars. 3. To find the equivalent amount in Singapore dollars, multiply 4,320 SDG by 43.20. 4. Calculation: $$4320 \times 43.20 = 186,624$$ 5. Therefore, 4,320 SDG is equal to 186,624 Singapore dollars.