Finding the Fourth Proportional to 9,436.96, 13,023.04 and 5,245.28

Step by Step Solution

1. Step 1: Write the proportion equation
   9,436.96 : 13,023.04 = 5,245.28 : x
2. Step 2: Convert to fraction form
   9,436.96/13,023.04 = 5,245.28/x
3. Step 3: Cross multiply
   9,436.96x = 13,023.04 × 5,245.28
4. Step 4: Simplify right side
   9,436.96x = 68,309,491.25
5. Step 5: Solve for x
   x = 68,309,491.25/9,436.96
6. Step 6: Final answer
   x = 7,238.51