Finding the Fourth Proportional to 10,280.19, 14,185.87 and 5,804.38

Step by Step Solution

1. Step 1: Write the proportion equation
   10,280.19 : 14,185.87 = 5,804.38 : x
2. Step 2: Convert to fraction form
   10,280.19/14,185.87 = 5,804.38/x
3. Step 3: Cross multiply
   10,280.19x = 14,185.87 × 5,804.38
4. Step 4: Simplify right side
   10,280.19x = 82,340,247.72
5. Step 5: Solve for x
   x = 82,340,247.72/10,280.19
6. Step 6: Final answer
   x = 8,009.60