Finding the Fourth Proportional to 6,613.57, 9,127.32 and 3,629.99

Step by Step Solution

1. Step 1: Write the proportion equation
   6,613.57 : 9,127.32 = 3,629.99 : x
2. Step 2: Convert to fraction form
   6,613.57/9,127.32 = 3,629.99/x
3. Step 3: Cross multiply
   6,613.57x = 9,127.32 × 3,629.99
4. Step 4: Simplify right side
   6,613.57x = 33,132,080.33
5. Step 5: Solve for x
   x = 33,132,080.33/6,613.57
6. Step 6: Final answer
   x = 5,009.71