Finding the Fourth Proportional to 5,591.25, 7,716.15 and 3,073.59

Step by Step Solution

1. Step 1: Write the proportion equation
   5,591.25 : 7,716.15 = 3,073.59 : x
2. Step 2: Convert to fraction form
   5,591.25/7,716.15 = 3,073.59/x
3. Step 3: Cross multiply
   5,591.25x = 7,716.15 × 3,073.59
4. Step 4: Simplify right side
   5,591.25x = 23,716,281.48
5. Step 5: Solve for x
   x = 23,716,281.48/5,591.25
6. Step 6: Final answer
   x = 4,241.68