Finding the Fourth Proportional to 3,803.78, 5,698.89 and 2,322.23

Step by Step Solution

1. Step 1: Write the proportion equation
   3,803.78 : 5,698.89 = 2,322.23 : x
2. Step 2: Convert to fraction form
   3,803.78/5,698.89 = 2,322.23/x
3. Step 3: Cross multiply
   3,803.78x = 5,698.89 × 2,322.23
4. Step 4: Simplify right side
   3,803.78x = 13,234,104.83
5. Step 5: Solve for x
   x = 13,234,104.83/3,803.78
6. Step 6: Final answer
   x = 3,479.20