Finding the Fourth Proportional to 10,018.05, 13,824.83 and 5,541.75

Step by Step Solution

1. Step 1: Write the proportion equation
   10,018.05 : 13,824.83 = 5,541.75 : x
2. Step 2: Convert to fraction form
   10,018.05/13,824.83 = 5,541.75/x
3. Step 3: Cross multiply
   10,018.05x = 13,824.83 × 5,541.75
4. Step 4: Simplify right side
   10,018.05x = 76,613,723.94
5. Step 5: Solve for x
   x = 76,613,723.94/10,018.05
6. Step 6: Final answer
   x = 7,647.57