Finding the Fourth Proportional to 5,651.37, 7,805.27 and 3,855.76

Step by Step Solution

1. Step 1: Write the proportion equation
   5,651.37 : 7,805.27 = 3,855.76 : x
2. Step 2: Convert to fraction form
   5,651.37/7,805.27 = 3,855.76/x
3. Step 3: Cross multiply
   5,651.37x = 7,805.27 × 3,855.76
4. Step 4: Simplify right side
   5,651.37x = 30,095,247.86
5. Step 5: Solve for x
   x = 30,095,247.86/5,651.37
6. Step 6: Final answer
   x = 5,325.30