Finding the Fourth Proportional to 3,778.69, 5,655.90 and 2,019.29

Step by Step Solution

1. Step 1: Write the proportion equation
   3,778.69 : 5,655.90 = 2,019.29 : x
2. Step 2: Convert to fraction form
   3,778.69/5,655.90 = 2,019.29/x
3. Step 3: Cross multiply
   3,778.69x = 5,655.90 × 2,019.29
4. Step 4: Simplify right side
   3,778.69x = 11,420,915.69
5. Step 5: Solve for x
   x = 11,420,915.69/3,778.69
6. Step 6: Final answer
   x = 3,022.46