Finding the Fourth Proportional to 12,367.53, 18,554.31 and 3,602.39

Step by Step Solution

1. Step 1: Write the proportion equation
   12,367.53 : 18,554.31 = 3,602.39 : x
2. Step 2: Convert to fraction form
   12,367.53/18,554.31 = 3,602.39/x
3. Step 3: Cross multiply
   12,367.53x = 18,554.31 × 3,602.39
4. Step 4: Simplify right side
   12,367.53x = 66,839,768.03
5. Step 5: Solve for x
   x = 66,839,768.03/12,367.53
6. Step 6: Final answer
   x = 5,404.46