Finding the Fourth Proportional to 9,501.22, 13,111.62 and 5,309.48

Step by Step Solution

1. Step 1: Write the proportion equation
   9,501.22 : 13,111.62 = 5,309.48 : x
2. Step 2: Convert to fraction form
   9,501.22/13,111.62 = 5,309.48/x
3. Step 3: Cross multiply
   9,501.22x = 13,111.62 × 5,309.48
4. Step 4: Simplify right side
   9,501.22x = 69,615,884.16
5. Step 5: Solve for x
   x = 69,615,884.16/9,501.22
6. Step 6: Final answer
   x = 7,327.05