Finding the Fourth Proportional to 10,288.34, 14,198.47 and 5,812.28

Step by Step Solution

1. Step 1: Write the proportion equation
   10,288.34 : 14,198.47 = 5,812.28 : x
2. Step 2: Convert to fraction form
   10,288.34/14,198.47 = 5,812.28/x
3. Step 3: Cross multiply
   10,288.34x = 14,198.47 × 5,812.28
4. Step 4: Simplify right side
   10,288.34x = 82,525,504.18
5. Step 5: Solve for x
   x = 82,525,504.18/10,288.34
6. Step 6: Final answer
   x = 8,021.26