Finding the Fourth Proportional to 12,264.42, 18,399.69 and 3,499.41

Step by Step Solution

1. Step 1: Write the proportion equation
   12,264.42 : 18,399.69 = 3,499.41 : x
2. Step 2: Convert to fraction form
   12,264.42/18,399.69 = 3,499.41/x
3. Step 3: Cross multiply
   12,264.42x = 18,399.69 × 3,499.41
4. Step 4: Simplify right side
   12,264.42x = 64,388,059.18
5. Step 5: Solve for x
   x = 64,388,059.18/12,264.42
6. Step 6: Final answer
   x = 5,249.99