Finding the Fourth Proportional to 10,665.26, 14,717.96 and 5,885.25

Step by Step Solution

1. Step 1: Write the proportion equation
   10,665.26 : 14,717.96 = 5,885.25 : x
2. Step 2: Convert to fraction form
   10,665.26/14,717.96 = 5,885.25/x
3. Step 3: Cross multiply
   10,665.26x = 14,717.96 × 5,885.25
4. Step 4: Simplify right side
   10,665.26x = 86,618,811.54
5. Step 5: Solve for x
   x = 86,618,811.54/10,665.26
6. Step 6: Final answer
   x = 8,121.59