Finding the Fourth Proportional to 9,540.56, 13,165.51 and 5,291.79

Step by Step Solution

1. Step 1: Write the proportion equation
   9,540.56 : 13,165.51 = 5,291.79 : x
2. Step 2: Convert to fraction form
   9,540.56/13,165.51 = 5,291.79/x
3. Step 3: Cross multiply
   9,540.56x = 13,165.51 × 5,291.79
4. Step 4: Simplify right side
   9,540.56x = 69,669,087.70
5. Step 5: Solve for x
   x = 69,669,087.70/9,540.56
6. Step 6: Final answer
   x = 7,302.41