Finding the Fourth Proportional to 5,615.69, 7,749.71 and 3,097.89

Step by Step Solution

1. Step 1: Write the proportion equation
   5,615.69 : 7,749.71 = 3,097.89 : x
2. Step 2: Convert to fraction form
   5,615.69/7,749.71 = 3,097.89/x
3. Step 3: Cross multiply
   5,615.69x = 7,749.71 × 3,097.89
4. Step 4: Simplify right side
   5,615.69x = 24,007,694.87
5. Step 5: Solve for x
   x = 24,007,694.87/5,615.69
6. Step 6: Final answer
   x = 4,275.11