Finding the Fourth Proportional to 12,165.50, 18,249.42 and 5,593.52

Step by Step Solution

1. Step 1: Write the proportion equation
   12,165.50 : 18,249.42 = 5,593.52 : x
2. Step 2: Convert to fraction form
   12,165.50/18,249.42 = 5,593.52/x
3. Step 3: Cross multiply
   12,165.50x = 18,249.42 × 5,593.52
4. Step 4: Simplify right side
   12,165.50x = 102,078,495.76
5. Step 5: Solve for x
   x = 102,078,495.76/12,165.50
6. Step 6: Final answer
   x = 8,390.82