Finding the Fourth Proportional to 3,567.96, 4,923.83 and 2,151.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,567.96 : 4,923.83 = 2,151.72 : x
2. Step 2: Convert to fraction form
   3,567.96/4,923.83 = 2,151.72/x
3. Step 3: Cross multiply
   3,567.96x = 4,923.83 × 2,151.72
4. Step 4: Simplify right side
   3,567.96x = 10,594,692.73
5. Step 5: Solve for x
   x = 10,594,692.73/3,567.96
6. Step 6: Final answer
   x = 2,969.40