Finding the Fourth Proportional to 3,816.42, 5,723.60 and 3,200.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,816.42 : 5,723.60 = 3,200.42 : x
2. Step 2: Convert to fraction form
   3,816.42/5,723.60 = 3,200.42/x
3. Step 3: Cross multiply
   3,816.42x = 5,723.60 × 3,200.42
4. Step 4: Simplify right side
   3,816.42x = 18,317,879.29
5. Step 5: Solve for x
   x = 18,317,879.29/3,816.42
6. Step 6: Final answer
   x = 4,799.75