Finding the Fourth Proportional to 9,540.63, 13,165.41 and 5,291.29

Step by Step Solution

1. Step 1: Write the proportion equation
   9,540.63 : 13,165.41 = 5,291.29 : x
2. Step 2: Convert to fraction form
   9,540.63/13,165.41 = 5,291.29/x
3. Step 3: Cross multiply
   9,540.63x = 13,165.41 × 5,291.29
4. Step 4: Simplify right side
   9,540.63x = 69,662,008.89
5. Step 5: Solve for x
   x = 69,662,008.89/9,540.63
6. Step 6: Final answer
   x = 7,301.61