Finding the Fourth Proportional to 10,504.80, 14,496.63 and 5,789.09

Step by Step Solution

1. Step 1: Write the proportion equation
   10,504.80 : 14,496.63 = 5,789.09 : x
2. Step 2: Convert to fraction form
   10,504.80/14,496.63 = 5,789.09/x
3. Step 3: Cross multiply
   10,504.80x = 14,496.63 × 5,789.09
4. Step 4: Simplify right side
   10,504.80x = 83,922,223.28
5. Step 5: Solve for x
   x = 83,922,223.28/10,504.80
6. Step 6: Final answer
   x = 7,988.94