Finding the Fourth Proportional to 8,189.67, 12,274.89 and 3,797.88

Step by Step Solution

1. Step 1: Write the proportion equation
   8,189.67 : 12,274.89 = 3,797.88 : x
2. Step 2: Convert to fraction form
   8,189.67/12,274.89 = 3,797.88/x
3. Step 3: Cross multiply
   8,189.67x = 12,274.89 × 3,797.88
4. Step 4: Simplify right side
   8,189.67x = 46,618,559.23
5. Step 5: Solve for x
   x = 46,618,559.23/8,189.67
6. Step 6: Final answer
   x = 5,692.36