Finding the Fourth Proportional to 5,783.12, 7,984.61 and 3,797.05

Step by Step Solution

1. Step 1: Write the proportion equation
   5,783.12 : 7,984.61 = 3,797.05 : x
2. Step 2: Convert to fraction form
   5,783.12/7,984.61 = 3,797.05/x
3. Step 3: Cross multiply
   5,783.12x = 7,984.61 × 3,797.05
4. Step 4: Simplify right side
   5,783.12x = 30,317,963.40
5. Step 5: Solve for x
   x = 30,317,963.40/5,783.12
6. Step 6: Final answer
   x = 5,242.49