Finding the Fourth Proportional to 2,874.37, 4,313.27 and 2,692.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,874.37 : 4,313.27 = 2,692.15 : x
2. Step 2: Convert to fraction form
   2,874.37/4,313.27 = 2,692.15/x
3. Step 3: Cross multiply
   2,874.37x = 4,313.27 × 2,692.15
4. Step 4: Simplify right side
   2,874.37x = 11,611,969.83
5. Step 5: Solve for x
   x = 11,611,969.83/2,874.37
6. Step 6: Final answer
   x = 4,039.83