Finding the Fourth Proportional to 4,729.82, 6,520.33 and 3,309.10

Step by Step Solution

1. Step 1: Write the proportion equation
   4,729.82 : 6,520.33 = 3,309.10 : x
2. Step 2: Convert to fraction form
   4,729.82/6,520.33 = 3,309.10/x
3. Step 3: Cross multiply
   4,729.82x = 6,520.33 × 3,309.10
4. Step 4: Simplify right side
   4,729.82x = 21,576,411.56
5. Step 5: Solve for x
   x = 21,576,411.56/4,729.82
6. Step 6: Final answer
   x = 4,561.79