Finding the Fourth Proportional to 9,540.68, 13,164.89 and 5,291.69

Step by Step Solution

1. Step 1: Write the proportion equation
   9,540.68 : 13,164.89 = 5,291.69 : x
2. Step 2: Convert to fraction form
   9,540.68/13,164.89 = 5,291.69/x
3. Step 3: Cross multiply
   9,540.68x = 13,164.89 × 5,291.69
4. Step 4: Simplify right side
   9,540.68x = 69,664,490.31
5. Step 5: Solve for x
   x = 69,664,490.31/9,540.68
6. Step 6: Final answer
   x = 7,301.84