Finding the Fourth Proportional to 9,469.39, 13,067.42 and 5,162.39

Step by Step Solution

1. Step 1: Write the proportion equation
   9,469.39 : 13,067.42 = 5,162.39 : x
2. Step 2: Convert to fraction form
   9,469.39/13,067.42 = 5,162.39/x
3. Step 3: Cross multiply
   9,469.39x = 13,067.42 × 5,162.39
4. Step 4: Simplify right side
   9,469.39x = 67,459,080.67
5. Step 5: Solve for x
   x = 67,459,080.67/9,469.39
6. Step 6: Final answer
   x = 7,123.91