Finding the Fourth Proportional to 5,164.05, 7,749.59 and 3,405.27

Step by Step Solution

1. Step 1: Write the proportion equation
   5,164.05 : 7,749.59 = 3,405.27 : x
2. Step 2: Convert to fraction form
   5,164.05/7,749.59 = 3,405.27/x
3. Step 3: Cross multiply
   5,164.05x = 7,749.59 × 3,405.27
4. Step 4: Simplify right side
   5,164.05x = 26,389,429.31
5. Step 5: Solve for x
   x = 26,389,429.31/5,164.05
6. Step 6: Final answer
   x = 5,110.22