Finding the Fourth Proportional to 3,797.88, 5,241.42 and 2,381.78

Step by Step Solution

1. Step 1: Write the proportion equation
   3,797.88 : 5,241.42 = 2,381.78 : x
2. Step 2: Convert to fraction form
   3,797.88/5,241.42 = 2,381.78/x
3. Step 3: Cross multiply
   3,797.88x = 5,241.42 × 2,381.78
4. Step 4: Simplify right side
   3,797.88x = 12,483,909.33
5. Step 5: Solve for x
   x = 12,483,909.33/3,797.88
6. Step 6: Final answer
   x = 3,287.07