Finding the Fourth Proportional to 2,250.57, 3,105.23 and 1,692.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,250.57 : 3,105.23 = 1,692.38 : x
2. Step 2: Convert to fraction form
   2,250.57/3,105.23 = 1,692.38/x
3. Step 3: Cross multiply
   2,250.57x = 3,105.23 × 1,692.38
4. Step 4: Simplify right side
   2,250.57x = 5,255,229.15
5. Step 5: Solve for x
   x = 5,255,229.15/2,250.57
6. Step 6: Final answer
   x = 2,335.07