Finding the Fourth Proportional to 9,080.17, 13,613.49 and 3,816.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,080.17 : 13,613.49 = 3,816.72 : x
2. Step 2: Convert to fraction form
   9,080.17/13,613.49 = 3,816.72/x
3. Step 3: Cross multiply
   9,080.17x = 13,613.49 × 3,816.72
4. Step 4: Simplify right side
   9,080.17x = 51,958,879.55
5. Step 5: Solve for x
   x = 51,958,879.55/9,080.17
6. Step 6: Final answer
   x = 5,722.24