Finding the Fourth Proportional to 9,422.38, 13,002.96 and 5,443.39

Step by Step Solution

1. Step 1: Write the proportion equation
   9,422.38 : 13,002.96 = 5,443.39 : x
2. Step 2: Convert to fraction form
   9,422.38/13,002.96 = 5,443.39/x
3. Step 3: Cross multiply
   9,422.38x = 13,002.96 × 5,443.39
4. Step 4: Simplify right side
   9,422.38x = 70,780,182.43
5. Step 5: Solve for x
   x = 70,780,182.43/9,422.38
6. Step 6: Final answer
   x = 7,511.92