Finding the Fourth Proportional to 13,073.58, 18,046.17 and 7,768.37

Step by Step Solution

1. Step 1: Write the proportion equation
   13,073.58 : 18,046.17 = 7,768.37 : x
2. Step 2: Convert to fraction form
   13,073.58/18,046.17 = 7,768.37/x
3. Step 3: Cross multiply
   13,073.58x = 18,046.17 × 7,768.37
4. Step 4: Simplify right side
   13,073.58x = 140,189,235.41
5. Step 5: Solve for x
   x = 140,189,235.41/13,073.58
6. Step 6: Final answer
   x = 10,723.09