Finding the Fourth Proportional to 11,836.45, 17,757.69 and 4,441.42

Step by Step Solution

1. Step 1: Write the proportion equation
   11,836.45 : 17,757.69 = 4,441.42 : x
2. Step 2: Convert to fraction form
   11,836.45/17,757.69 = 4,441.42/x
3. Step 3: Cross multiply
   11,836.45x = 17,757.69 × 4,441.42
4. Step 4: Simplify right side
   11,836.45x = 78,869,359.52
5. Step 5: Solve for x
   x = 78,869,359.52/11,836.45
6. Step 6: Final answer
   x = 6,663.26