Finding the Fourth Proportional to 11,410.80, 17,114.34 and 3,621.48

Step by Step Solution

1. Step 1: Write the proportion equation
   11,410.80 : 17,114.34 = 3,621.48 : x
2. Step 2: Convert to fraction form
   11,410.80/17,114.34 = 3,621.48/x
3. Step 3: Cross multiply
   11,410.80x = 17,114.34 × 3,621.48
4. Step 4: Simplify right side
   11,410.80x = 61,979,240.02
5. Step 5: Solve for x
   x = 61,979,240.02/11,410.80
6. Step 6: Final answer
   x = 5,431.63