Finding the Fourth Proportional to 5,692.81, 7,855.89 and 3,569.49

Step by Step Solution

1. Step 1: Write the proportion equation
   5,692.81 : 7,855.89 = 3,569.49 : x
2. Step 2: Convert to fraction form
   5,692.81/7,855.89 = 3,569.49/x
3. Step 3: Cross multiply
   5,692.81x = 7,855.89 × 3,569.49
4. Step 4: Simplify right side
   5,692.81x = 28,041,529.51
5. Step 5: Solve for x
   x = 28,041,529.51/5,692.81
6. Step 6: Final answer
   x = 4,925.78