Finding the Fourth Proportional to 3,692.16, 5,095.12 and 2,013.57

Step by Step Solution

1. Step 1: Write the proportion equation
   3,692.16 : 5,095.12 = 2,013.57 : x
2. Step 2: Convert to fraction form
   3,692.16/5,095.12 = 2,013.57/x
3. Step 3: Cross multiply
   3,692.16x = 5,095.12 × 2,013.57
4. Step 4: Simplify right side
   3,692.16x = 10,259,370.71
5. Step 5: Solve for x
   x = 10,259,370.71/3,692.16
6. Step 6: Final answer
   x = 2,778.69