Finding the Fourth Proportional to 11,392.67, 15,713.39 and 8,366.83

Step by Step Solution

1. Step 1: Write the proportion equation
   11,392.67 : 15,713.39 = 8,366.83 : x
2. Step 2: Convert to fraction form
   11,392.67/15,713.39 = 8,366.83/x
3. Step 3: Cross multiply
   11,392.67x = 15,713.39 × 8,366.83
4. Step 4: Simplify right side
   11,392.67x = 131,471,262.85
5. Step 5: Solve for x
   x = 131,471,262.85/11,392.67
6. Step 6: Final answer
   x = 11,539.99