Finding the Fourth Proportional to 10,457.36, 14,431.12 and 5,741.52

Step by Step Solution

1. Step 1: Write the proportion equation
   10,457.36 : 14,431.12 = 5,741.52 : x
2. Step 2: Convert to fraction form
   10,457.36/14,431.12 = 5,741.52/x
3. Step 3: Cross multiply
   10,457.36x = 14,431.12 × 5,741.52
4. Step 4: Simplify right side
   10,457.36x = 82,856,564.10
5. Step 5: Solve for x
   x = 82,856,564.10/10,457.36
6. Step 6: Final answer
   x = 7,923.28