Finding the Fourth Proportional to 10,505.07, 14,496.90 and 5,789.25

Step by Step Solution

1. Step 1: Write the proportion equation
   10,505.07 : 14,496.90 = 5,789.25 : x
2. Step 2: Convert to fraction form
   10,505.07/14,496.90 = 5,789.25/x
3. Step 3: Cross multiply
   10,505.07x = 14,496.90 × 5,789.25
4. Step 4: Simplify right side
   10,505.07x = 83,926,178.33
5. Step 5: Solve for x
   x = 83,926,178.33/10,505.07
6. Step 6: Final answer
   x = 7,989.11