Finding the Fourth Proportional to 7,500.27, 10,350.09 and 4,143.22

Step by Step Solution

1. Step 1: Write the proportion equation
   7,500.27 : 10,350.09 = 4,143.22 : x
2. Step 2: Convert to fraction form
   7,500.27/10,350.09 = 4,143.22/x
3. Step 3: Cross multiply
   7,500.27x = 10,350.09 × 4,143.22
4. Step 4: Simplify right side
   7,500.27x = 42,882,699.89
5. Step 5: Solve for x
   x = 42,882,699.89/7,500.27
6. Step 6: Final answer
   x = 5,717.49