Finding the Fourth Proportional to 8,528.37, 12,790.99 and 3,601.47

Step by Step Solution

1. Step 1: Write the proportion equation
   8,528.37 : 12,790.99 = 3,601.47 : x
2. Step 2: Convert to fraction form
   8,528.37/12,790.99 = 3,601.47/x
3. Step 3: Cross multiply
   8,528.37x = 12,790.99 × 3,601.47
4. Step 4: Simplify right side
   8,528.37x = 46,066,366.76
5. Step 5: Solve for x
   x = 46,066,366.76/8,528.37
6. Step 6: Final answer
   x = 5,401.54