Finding the Fourth Proportional to 10,515.71, 14,511.57 and 5,799.89

Step by Step Solution

1. Step 1: Write the proportion equation
   10,515.71 : 14,511.57 = 5,799.89 : x
2. Step 2: Convert to fraction form
   10,515.71/14,511.57 = 5,799.89/x
3. Step 3: Cross multiply
   10,515.71x = 14,511.57 × 5,799.89
4. Step 4: Simplify right side
   10,515.71x = 84,165,509.73
5. Step 5: Solve for x
   x = 84,165,509.73/10,515.71
6. Step 6: Final answer
   x = 8,003.79