Finding the Fourth Proportional to 9,471.26, 13,067.71 and 5,438.06

Step by Step Solution

1. Step 1: Write the proportion equation
   9,471.26 : 13,067.71 = 5,438.06 : x
2. Step 2: Convert to fraction form
   9,471.26/13,067.71 = 5,438.06/x
3. Step 3: Cross multiply
   9,471.26x = 13,067.71 × 5,438.06
4. Step 4: Simplify right side
   9,471.26x = 71,063,010.12
5. Step 5: Solve for x
   x = 71,063,010.12/9,471.26
6. Step 6: Final answer
   x = 7,503.02