Finding the Fourth Proportional to 5,080.91, 7,608.33 and 3,518.69

Step by Step Solution

1. Step 1: Write the proportion equation
   5,080.91 : 7,608.33 = 3,518.69 : x
2. Step 2: Convert to fraction form
   5,080.91/7,608.33 = 3,518.69/x
3. Step 3: Cross multiply
   5,080.91x = 7,608.33 × 3,518.69
4. Step 4: Simplify right side
   5,080.91x = 26,771,316.65
5. Step 5: Solve for x
   x = 26,771,316.65/5,080.91
6. Step 6: Final answer
   x = 5,269.01