Finding the Fourth Proportional to 10,504.56, 14,496.12 and 5,789.28

Step by Step Solution

1. Step 1: Write the proportion equation
   10,504.56 : 14,496.12 = 5,789.28 : x
2. Step 2: Convert to fraction form
   10,504.56/14,496.12 = 5,789.28/x
3. Step 3: Cross multiply
   10,504.56x = 14,496.12 × 5,789.28
4. Step 4: Simplify right side
   10,504.56x = 83,922,097.59
5. Step 5: Solve for x
   x = 83,922,097.59/10,504.56
6. Step 6: Final answer
   x = 7,989.11