Finding the Fourth Proportional to 3,633.42, 5,418.24 and 3,602.16

Step by Step Solution

1. Step 1: Write the proportion equation
   3,633.42 : 5,418.24 = 3,602.16 : x
2. Step 2: Convert to fraction form
   3,633.42/5,418.24 = 3,602.16/x
3. Step 3: Cross multiply
   3,633.42x = 5,418.24 × 3,602.16
4. Step 4: Simplify right side
   3,633.42x = 19,517,367.40
5. Step 5: Solve for x
   x = 19,517,367.40/3,633.42
6. Step 6: Final answer
   x = 5,371.62