Finding the Fourth Proportional to 5,591.37, 7,715.72 and 3,073.43

Step by Step Solution

1. Step 1: Write the proportion equation
   5,591.37 : 7,715.72 = 3,073.43 : x
2. Step 2: Convert to fraction form
   5,591.37/7,715.72 = 3,073.43/x
3. Step 3: Cross multiply
   5,591.37x = 7,715.72 × 3,073.43
4. Step 4: Simplify right side
   5,591.37x = 23,713,671.37
5. Step 5: Solve for x
   x = 23,713,671.37/5,591.37
6. Step 6: Final answer
   x = 4,241.12