Finding the Fourth Proportional to 3,663.68, 5,495.86 and 1,324.27

Step by Step Solution

1. Step 1: Write the proportion equation
   3,663.68 : 5,495.86 = 1,324.27 : x
2. Step 2: Convert to fraction form
   3,663.68/5,495.86 = 1,324.27/x
3. Step 3: Cross multiply
   3,663.68x = 5,495.86 × 1,324.27
4. Step 4: Simplify right side
   3,663.68x = 7,278,002.52
5. Step 5: Solve for x
   x = 7,278,002.52/3,663.68
6. Step 6: Final answer
   x = 1,986.53