Finding the Fourth Proportional to 10,505.22, 14,497.15 and 5,724.81

Step by Step Solution

1. Step 1: Write the proportion equation
   10,505.22 : 14,497.15 = 5,724.81 : x
2. Step 2: Convert to fraction form
   10,505.22/14,497.15 = 5,724.81/x
3. Step 3: Cross multiply
   10,505.22x = 14,497.15 × 5,724.81
4. Step 4: Simplify right side
   10,505.22x = 82,993,429.29
5. Step 5: Solve for x
   x = 82,993,429.29/10,505.22
6. Step 6: Final answer
   x = 7,900.21