Finding the Fourth Proportional to 9,502.01, 13,111.31 and 5,309.45

Step by Step Solution

1. Step 1: Write the proportion equation
   9,502.01 : 13,111.31 = 5,309.45 : x
2. Step 2: Convert to fraction form
   9,502.01/13,111.31 = 5,309.45/x
3. Step 3: Cross multiply
   9,502.01x = 13,111.31 × 5,309.45
4. Step 4: Simplify right side
   9,502.01x = 69,613,818.33
5. Step 5: Solve for x
   x = 69,613,818.33/9,502.01
6. Step 6: Final answer
   x = 7,326.22