Finding the Fourth Proportional to 9,514.62, 13,131.21 and 5,266.05

Step by Step Solution

1. Step 1: Write the proportion equation
   9,514.62 : 13,131.21 = 5,266.05 : x
2. Step 2: Convert to fraction form
   9,514.62/13,131.21 = 5,266.05/x
3. Step 3: Cross multiply
   9,514.62x = 13,131.21 × 5,266.05
4. Step 4: Simplify right side
   9,514.62x = 69,149,608.42
5. Step 5: Solve for x
   x = 69,149,608.42/9,514.62
6. Step 6: Final answer
   x = 7,267.72