Finding the Fourth Proportional to 9,483.36, 13,085.55 and 5,503.68

Step by Step Solution

1. Step 1: Write the proportion equation
   9,483.36 : 13,085.55 = 5,503.68 : x
2. Step 2: Convert to fraction form
   9,483.36/13,085.55 = 5,503.68/x
3. Step 3: Cross multiply
   9,483.36x = 13,085.55 × 5,503.68
4. Step 4: Simplify right side
   9,483.36x = 72,018,679.82
5. Step 5: Solve for x
   x = 72,018,679.82/9,483.36
6. Step 6: Final answer
   x = 7,594.22