Finding the Fourth Proportional to 9,049.86, 12,493.17 and 5,694.30

Step by Step Solution

1. Step 1: Write the proportion equation
   9,049.86 : 12,493.17 = 5,694.30 : x
2. Step 2: Convert to fraction form
   9,049.86/12,493.17 = 5,694.30/x
3. Step 3: Cross multiply
   9,049.86x = 12,493.17 × 5,694.30
4. Step 4: Simplify right side
   9,049.86x = 71,139,857.93
5. Step 5: Solve for x
   x = 71,139,857.93/9,049.86
6. Step 6: Final answer
   x = 7,860.88