Finding the Fourth Proportional to 8,730.08, 13,086.72 and 5,601.36

Step by Step Solution

1. Step 1: Write the proportion equation
   8,730.08 : 13,086.72 = 5,601.36 : x
2. Step 2: Convert to fraction form
   8,730.08/13,086.72 = 5,601.36/x
3. Step 3: Cross multiply
   8,730.08x = 13,086.72 × 5,601.36
4. Step 4: Simplify right side
   8,730.08x = 73,303,429.94
5. Step 5: Solve for x
   x = 73,303,429.94/8,730.08
6. Step 6: Final answer
   x = 8,396.65