Finding the Fourth Proportional to 5,080.82, 7,011.69 and 2,842.79

Step by Step Solution

1. Step 1: Write the proportion equation
   5,080.82 : 7,011.69 = 2,842.79 : x
2. Step 2: Convert to fraction form
   5,080.82/7,011.69 = 2,842.79/x
3. Step 3: Cross multiply
   5,080.82x = 7,011.69 × 2,842.79
4. Step 4: Simplify right side
   5,080.82x = 19,932,727.16
5. Step 5: Solve for x
   x = 19,932,727.16/5,080.82
6. Step 6: Final answer
   x = 3,923.14