Finding the Fourth Proportional to 9,673.58, 13,348.86 and 5,424.32

Step by Step Solution

1. Step 1: Write the proportion equation
   9,673.58 : 13,348.86 = 5,424.32 : x
2. Step 2: Convert to fraction form
   9,673.58/13,348.86 = 5,424.32/x
3. Step 3: Cross multiply
   9,673.58x = 13,348.86 × 5,424.32
4. Step 4: Simplify right side
   9,673.58x = 72,408,488.28
5. Step 5: Solve for x
   x = 72,408,488.28/9,673.58
6. Step 6: Final answer
   x = 7,485.18