Finding the Fourth Proportional to 38,441.69, 57,672.25 and 10,739.69

Step by Step Solution

1. Step 1: Write the proportion equation
   38,441.69 : 57,672.25 = 10,739.69 : x
2. Step 2: Convert to fraction form
   38,441.69/57,672.25 = 10,739.69/x
3. Step 3: Cross multiply
   38,441.69x = 57,672.25 × 10,739.69
4. Step 4: Simplify right side
   38,441.69x = 619,382,086.60
5. Step 5: Solve for x
   x = 619,382,086.60/38,441.69
6. Step 6: Final answer
   x = 16,112.25