Finding the Fourth Proportional to 5,353.59, 8,020.82 and 3,770.75

Step by Step Solution

1. Step 1: Write the proportion equation
   5,353.59 : 8,020.82 = 3,770.75 : x
2. Step 2: Convert to fraction form
   5,353.59/8,020.82 = 3,770.75/x
3. Step 3: Cross multiply
   5,353.59x = 8,020.82 × 3,770.75
4. Step 4: Simplify right side
   5,353.59x = 30,244,536.49
5. Step 5: Solve for x
   x = 30,244,536.49/5,353.59
6. Step 6: Final answer
   x = 5,649.39