Finding the Fourth Proportional to 3,644.61, 5,017.41 and 3,477.23

Step by Step Solution

1. Step 1: Write the proportion equation
   3,644.61 : 5,017.41 = 3,477.23 : x
2. Step 2: Convert to fraction form
   3,644.61/5,017.41 = 3,477.23/x
3. Step 3: Cross multiply
   3,644.61x = 5,017.41 × 3,477.23
4. Step 4: Simplify right side
   3,644.61x = 17,446,688.80
5. Step 5: Solve for x
   x = 17,446,688.80/3,644.61
6. Step 6: Final answer
   x = 4,786.98