Finding the Fourth Proportional to 3,914.37, 5,401.30 and 2,235.68

Step by Step Solution

1. Step 1: Write the proportion equation
   3,914.37 : 5,401.30 = 2,235.68 : x
2. Step 2: Convert to fraction form
   3,914.37/5,401.30 = 2,235.68/x
3. Step 3: Cross multiply
   3,914.37x = 5,401.30 × 2,235.68
4. Step 4: Simplify right side
   3,914.37x = 12,075,578.38
5. Step 5: Solve for x
   x = 12,075,578.38/3,914.37
6. Step 6: Final answer
   x = 3,084.94