Finding the Fourth Proportional to 3,731.15, 5,597.59 and 1,391.16

Step by Step Solution

1. Step 1: Write the proportion equation
   3,731.15 : 5,597.59 = 1,391.16 : x
2. Step 2: Convert to fraction form
   3,731.15/5,597.59 = 1,391.16/x
3. Step 3: Cross multiply
   3,731.15x = 5,597.59 × 1,391.16
4. Step 4: Simplify right side
   3,731.15x = 7,787,131.94
5. Step 5: Solve for x
   x = 7,787,131.94/3,731.15
6. Step 6: Final answer
   x = 2,087.06