Finding the Fourth Proportional to 24,017.32, 33,141.72 and 13,405

Step by Step Solution

1. Step 1: Write the proportion equation
   24,017.32 : 33,141.72 = 13,405 : x
2. Step 2: Convert to fraction form
   24,017.32/33,141.72 = 13,405/x
3. Step 3: Cross multiply
   24,017.32x = 33,141.72 × 13,405
4. Step 4: Simplify right side
   24,017.32x = 444,264,756.60
5. Step 5: Solve for x
   x = 444,264,756.60/24,017.32
6. Step 6: Final answer
   x = 18,497.68