Finding the Fourth Proportional to 12,091.14, 16,687.59 and 7,378.14

Step by Step Solution

1. Step 1: Write the proportion equation
   12,091.14 : 16,687.59 = 7,378.14 : x
2. Step 2: Convert to fraction form
   12,091.14/16,687.59 = 7,378.14/x
3. Step 3: Cross multiply
   12,091.14x = 16,687.59 × 7,378.14
4. Step 4: Simplify right side
   12,091.14x = 123,123,375.28
5. Step 5: Solve for x
   x = 123,123,375.28/12,091.14
6. Step 6: Final answer
   x = 10,182.94