Finding the Fourth Proportional to 5,282.01, 7,284.20 and 3,940.59

Step by Step Solution

1. Step 1: Write the proportion equation
   5,282.01 : 7,284.20 = 3,940.59 : x
2. Step 2: Convert to fraction form
   5,282.01/7,284.20 = 3,940.59/x
3. Step 3: Cross multiply
   5,282.01x = 7,284.20 × 3,940.59
4. Step 4: Simplify right side
   5,282.01x = 28,704,025.98
5. Step 5: Solve for x
   x = 28,704,025.98/5,282.01
6. Step 6: Final answer
   x = 5,434.30