Finding the Fourth Proportional to 10,443.29, 15,664.73 and 2,545.83

Step by Step Solution

1. Step 1: Write the proportion equation
   10,443.29 : 15,664.73 = 2,545.83 : x
2. Step 2: Convert to fraction form
   10,443.29/15,664.73 = 2,545.83/x
3. Step 3: Cross multiply
   10,443.29x = 15,664.73 × 2,545.83
4. Step 4: Simplify right side
   10,443.29x = 39,879,726.85
5. Step 5: Solve for x
   x = 39,879,726.85/10,443.29
6. Step 6: Final answer
   x = 3,818.70