Finding the Fourth Proportional to 10,518.24, 14,515.28 and 5,802.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,518.24 : 14,515.28 = 5,802.72 : x
2. Step 2: Convert to fraction form
   10,518.24/14,515.28 = 5,802.72/x
3. Step 3: Cross multiply
   10,518.24x = 14,515.28 × 5,802.72
4. Step 4: Simplify right side
   10,518.24x = 84,228,105.56
5. Step 5: Solve for x
   x = 84,228,105.56/10,518.24
6. Step 6: Final answer
   x = 8,007.81