Finding the Fourth Proportional to 9,540.70, 13,166.06 and 5,291.98

Step by Step Solution

1. Step 1: Write the proportion equation
   9,540.70 : 13,166.06 = 5,291.98 : x
2. Step 2: Convert to fraction form
   9,540.70/13,166.06 = 5,291.98/x
3. Step 3: Cross multiply
   9,540.70x = 13,166.06 × 5,291.98
4. Step 4: Simplify right side
   9,540.70x = 69,674,526.20
5. Step 5: Solve for x
   x = 69,674,526.20/9,540.70
6. Step 6: Final answer
   x = 7,302.87