Finding the Fourth Proportional to 5,783.27, 7,978.38 and 3,392.03

Step by Step Solution

1. Step 1: Write the proportion equation
   5,783.27 : 7,978.38 = 3,392.03 : x
2. Step 2: Convert to fraction form
   5,783.27/7,978.38 = 3,392.03/x
3. Step 3: Cross multiply
   5,783.27x = 7,978.38 × 3,392.03
4. Step 4: Simplify right side
   5,783.27x = 27,062,864.42
5. Step 5: Solve for x
   x = 27,062,864.42/5,783.27
6. Step 6: Final answer
   x = 4,679.51