Finding the Fourth Proportional to 2,804.56, 3,870.22 and 1,545.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,804.56 : 3,870.22 = 1,545.68 : x
2. Step 2: Convert to fraction form
   2,804.56/3,870.22 = 1,545.68/x
3. Step 3: Cross multiply
   2,804.56x = 3,870.22 × 1,545.68
4. Step 4: Simplify right side
   2,804.56x = 5,982,121.65
5. Step 5: Solve for x
   x = 5,982,121.65/2,804.56
6. Step 6: Final answer
   x = 2,133.00