Finding the Fourth Proportional to 5,309.82, 7,326.72 and 3,071.52

Step by Step Solution

1. Step 1: Write the proportion equation
   5,309.82 : 7,326.72 = 3,071.52 : x
2. Step 2: Convert to fraction form
   5,309.82/7,326.72 = 3,071.52/x
3. Step 3: Cross multiply
   5,309.82x = 7,326.72 × 3,071.52
4. Step 4: Simplify right side
   5,309.82x = 22,504,167.01
5. Step 5: Solve for x
   x = 22,504,167.01/5,309.82
6. Step 6: Final answer
   x = 4,238.22