Finding the Fourth Proportional to 10,022.62, 13,828.72 and 6,481.56

Step by Step Solution

1. Step 1: Write the proportion equation
   10,022.62 : 13,828.72 = 6,481.56 : x
2. Step 2: Convert to fraction form
   10,022.62/13,828.72 = 6,481.56/x
3. Step 3: Cross multiply
   10,022.62x = 13,828.72 × 6,481.56
4. Step 4: Simplify right side
   10,022.62x = 89,631,678.40
5. Step 5: Solve for x
   x = 89,631,678.40/10,022.62
6. Step 6: Final answer
   x = 8,942.94