Finding the Fourth Proportional to 6,624.20, 9,137.33 and 3,933.59

Step by Step Solution

1. Step 1: Write the proportion equation
   6,624.20 : 9,137.33 = 3,933.59 : x
2. Step 2: Convert to fraction form
   6,624.20/9,137.33 = 3,933.59/x
3. Step 3: Cross multiply
   6,624.20x = 9,137.33 × 3,933.59
4. Step 4: Simplify right side
   6,624.20x = 35,942,444.56
5. Step 5: Solve for x
   x = 35,942,444.56/6,624.20
6. Step 6: Final answer
   x = 5,425.93