Finding the Fourth Proportional to 11,770.44, 16,257.57 and 8,799.46

Step by Step Solution

1. Step 1: Write the proportion equation
   11,770.44 : 16,257.57 = 8,799.46 : x
2. Step 2: Convert to fraction form
   11,770.44/16,257.57 = 8,799.46/x
3. Step 3: Cross multiply
   11,770.44x = 16,257.57 × 8,799.46
4. Step 4: Simplify right side
   11,770.44x = 143,057,836.91
5. Step 5: Solve for x
   x = 143,057,836.91/11,770.44
6. Step 6: Final answer
   x = 12,153.99