Finding the Fourth Proportional to 10,871.24, 16,303.01 and 5,171.52

Step by Step Solution

1. Step 1: Write the proportion equation
   10,871.24 : 16,303.01 = 5,171.52 : x
2. Step 2: Convert to fraction form
   10,871.24/16,303.01 = 5,171.52/x
3. Step 3: Cross multiply
   10,871.24x = 16,303.01 × 5,171.52
4. Step 4: Simplify right side
   10,871.24x = 84,311,316.42
5. Step 5: Solve for x
   x = 84,311,316.42/10,871.24
6. Step 6: Final answer
   x = 7,755.45