Finding the Fourth Proportional to 9,479.48, 13,083.28 and 5,503.92

Step by Step Solution

1. Step 1: Write the proportion equation
   9,479.48 : 13,083.28 = 5,503.92 : x
2. Step 2: Convert to fraction form
   9,479.48/13,083.28 = 5,503.92/x
3. Step 3: Cross multiply
   9,479.48x = 13,083.28 × 5,503.92
4. Step 4: Simplify right side
   9,479.48x = 72,009,326.46
5. Step 5: Solve for x
   x = 72,009,326.46/9,479.48
6. Step 6: Final answer
   x = 7,596.34