Finding the Fourth Proportional to 9,504.88, 13,116.72 and 5,313.12

Step by Step Solution

1. Step 1: Write the proportion equation
   9,504.88 : 13,116.72 = 5,313.12 : x
2. Step 2: Convert to fraction form
   9,504.88/13,116.72 = 5,313.12/x
3. Step 3: Cross multiply
   9,504.88x = 13,116.72 × 5,313.12
4. Step 4: Simplify right side
   9,504.88x = 69,690,707.37
5. Step 5: Solve for x
   x = 69,690,707.37/9,504.88
6. Step 6: Final answer
   x = 7,332.10