Finding the Fourth Proportional to 9,371.58, 12,933.17 and 5,392.71

Step by Step Solution

1. Step 1: Write the proportion equation
   9,371.58 : 12,933.17 = 5,392.71 : x
2. Step 2: Convert to fraction form
   9,371.58/12,933.17 = 5,392.71/x
3. Step 3: Cross multiply
   9,371.58x = 12,933.17 × 5,392.71
4. Step 4: Simplify right side
   9,371.58x = 69,744,743.56
5. Step 5: Solve for x
   x = 69,744,743.56/9,371.58
6. Step 6: Final answer
   x = 7,442.16