Finding the Fourth Proportional to 3,401.82, 5,101.81 and 936.07

Step by Step Solution

1. Step 1: Write the proportion equation
   3,401.82 : 5,101.81 = 936.07 : x
2. Step 2: Convert to fraction form
   3,401.82/5,101.81 = 936.07/x
3. Step 3: Cross multiply
   3,401.82x = 5,101.81 × 936.07
4. Step 4: Simplify right side
   3,401.82x = 4,775,636.19
5. Step 5: Solve for x
   x = 4,775,636.19/3,401.82
6. Step 6: Final answer
   x = 1,403.85