Finding the Fourth Proportional to 7,249.50, 10,005.32 and 4,105.69

Step by Step Solution

1. Step 1: Write the proportion equation
   7,249.50 : 10,005.32 = 4,105.69 : x
2. Step 2: Convert to fraction form
   7,249.50/10,005.32 = 4,105.69/x
3. Step 3: Cross multiply
   7,249.50x = 10,005.32 × 4,105.69
4. Step 4: Simplify right side
   7,249.50x = 41,078,727.52
5. Step 5: Solve for x
   x = 41,078,727.52/7,249.50
6. Step 6: Final answer
   x = 5,666.42