Finding the Fourth Proportional to 3,941.55, 5,920.47 and 3,810.33

Step by Step Solution

1. Step 1: Write the proportion equation
   3,941.55 : 5,920.47 = 3,810.33 : x
2. Step 2: Convert to fraction form
   3,941.55/5,920.47 = 3,810.33/x
3. Step 3: Cross multiply
   3,941.55x = 5,920.47 × 3,810.33
4. Step 4: Simplify right side
   3,941.55x = 22,558,944.46
5. Step 5: Solve for x
   x = 22,558,944.46/3,941.55
6. Step 6: Final answer
   x = 5,723.37