Finding the Fourth Proportional to 2,783.22, 3,840.78 and 1,524.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,783.22 : 3,840.78 = 1,524.24 : x
2. Step 2: Convert to fraction form
   2,783.22/3,840.78 = 1,524.24/x
3. Step 3: Cross multiply
   2,783.22x = 3,840.78 × 1,524.24
4. Step 4: Simplify right side
   2,783.22x = 5,854,270.51
5. Step 5: Solve for x
   x = 5,854,270.51/2,783.22
6. Step 6: Final answer
   x = 2,103.42