Finding the Fourth Proportional to 8,544.93, 12,818.31 and 3,615.07

Step by Step Solution

1. Step 1: Write the proportion equation
   8,544.93 : 12,818.31 = 3,615.07 : x
2. Step 2: Convert to fraction form
   8,544.93/12,818.31 = 3,615.07/x
3. Step 3: Cross multiply
   8,544.93x = 12,818.31 × 3,615.07
4. Step 4: Simplify right side
   8,544.93x = 46,339,055.89
5. Step 5: Solve for x
   x = 46,339,055.89/8,544.93
6. Step 6: Final answer
   x = 5,422.99