Finding the Fourth Proportional to 5,692.72, 7,855.72 and 3,174.76

Step by Step Solution

1. Step 1: Write the proportion equation
   5,692.72 : 7,855.72 = 3,174.76 : x
2. Step 2: Convert to fraction form
   5,692.72/7,855.72 = 3,174.76/x
3. Step 3: Cross multiply
   5,692.72x = 7,855.72 × 3,174.76
4. Step 4: Simplify right side
   5,692.72x = 24,940,025.63
5. Step 5: Solve for x
   x = 24,940,025.63/5,692.72
6. Step 6: Final answer
   x = 4,381.04