Finding the Fourth Proportional to 7,500.36, 10,350.50 and 4,143.39

Step by Step Solution

1. Step 1: Write the proportion equation
   7,500.36 : 10,350.50 = 4,143.39 : x
2. Step 2: Convert to fraction form
   7,500.36/10,350.50 = 4,143.39/x
3. Step 3: Cross multiply
   7,500.36x = 10,350.50 × 4,143.39
4. Step 4: Simplify right side
   7,500.36x = 42,886,137.48
5. Step 5: Solve for x
   x = 42,886,137.48/7,500.36
6. Step 6: Final answer
   x = 5,717.88