Finding the Fourth Proportional to 5,162.82, 7,749.69 and 3,216.39

Step by Step Solution

1. Step 1: Write the proportion equation
   5,162.82 : 7,749.69 = 3,216.39 : x
2. Step 2: Convert to fraction form
   5,162.82/7,749.69 = 3,216.39/x
3. Step 3: Cross multiply
   5,162.82x = 7,749.69 × 3,216.39
4. Step 4: Simplify right side
   5,162.82x = 24,926,025.42
5. Step 5: Solve for x
   x = 24,926,025.42/5,162.82
6. Step 6: Final answer
   x = 4,827.99