Finding the Fourth Proportional to 2,804.32, 3,870.20 and 1,545.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,804.32 : 3,870.20 = 1,545.62 : x
2. Step 2: Convert to fraction form
   2,804.32/3,870.20 = 1,545.62/x
3. Step 3: Cross multiply
   2,804.32x = 3,870.20 × 1,545.62
4. Step 4: Simplify right side
   2,804.32x = 5,981,858.52
5. Step 5: Solve for x
   x = 5,981,858.52/2,804.32
6. Step 6: Final answer
   x = 2,133.09