Finding the Fourth Proportional to 10,904.12, 16,353.75 and 5,057.54

Step by Step Solution

1. Step 1: Write the proportion equation
   10,904.12 : 16,353.75 = 5,057.54 : x
2. Step 2: Convert to fraction form
   10,904.12/16,353.75 = 5,057.54/x
3. Step 3: Cross multiply
   10,904.12x = 16,353.75 × 5,057.54
4. Step 4: Simplify right side
   10,904.12x = 82,709,744.78
5. Step 5: Solve for x
   x = 82,709,744.78/10,904.12
6. Step 6: Final answer
   x = 7,585.18