Finding the Fourth Proportional to 9,494.82, 13,109.04 and 8,498.40

Step by Step Solution

1. Step 1: Write the proportion equation
   9,494.82 : 13,109.04 = 8,498.40 : x
2. Step 2: Convert to fraction form
   9,494.82/13,109.04 = 8,498.40/x
3. Step 3: Cross multiply
   9,494.82x = 13,109.04 × 8,498.40
4. Step 4: Simplify right side
   9,494.82x = 111,405,865.54
5. Step 5: Solve for x
   x = 111,405,865.54/9,494.82
6. Step 6: Final answer
   x = 11,733.33