Finding the Fourth Proportional to 9,196.07, 12,690.41 and 5,107.73

Step by Step Solution

1. Step 1: Write the proportion equation
   9,196.07 : 12,690.41 = 5,107.73 : x
2. Step 2: Convert to fraction form
   9,196.07/12,690.41 = 5,107.73/x
3. Step 3: Cross multiply
   9,196.07x = 12,690.41 × 5,107.73
4. Step 4: Simplify right side
   9,196.07x = 64,819,098.88
5. Step 5: Solve for x
   x = 64,819,098.88/9,196.07
6. Step 6: Final answer
   x = 7,048.57