Finding the Fourth Proportional to 12,715.50, 19,077.73 and 5,694.94

Step by Step Solution

1. Step 1: Write the proportion equation
   12,715.50 : 19,077.73 = 5,694.94 : x
2. Step 2: Convert to fraction form
   12,715.50/19,077.73 = 5,694.94/x
3. Step 3: Cross multiply
   12,715.50x = 19,077.73 × 5,694.94
4. Step 4: Simplify right side
   12,715.50x = 108,646,527.69
5. Step 5: Solve for x
   x = 108,646,527.69/12,715.50
6. Step 6: Final answer
   x = 8,544.42