Finding the Fourth Proportional to 2,804.57, 3,870.33 and 1,545.67

Step by Step Solution

1. Step 1: Write the proportion equation
   2,804.57 : 3,870.33 = 1,545.67 : x
2. Step 2: Convert to fraction form
   2,804.57/3,870.33 = 1,545.67/x
3. Step 3: Cross multiply
   2,804.57x = 3,870.33 × 1,545.67
4. Step 4: Simplify right side
   2,804.57x = 5,982,248.37
5. Step 5: Solve for x
   x = 5,982,248.37/2,804.57
6. Step 6: Final answer
   x = 2,133.04