Finding the Fourth Proportional to 17,509, 24,162.42 and 13,036.60

Step by Step Solution

1. Step 1: Write the proportion equation
   17,509 : 24,162.42 = 13,036.60 : x
2. Step 2: Convert to fraction form
   17,509/24,162.42 = 13,036.60/x
3. Step 3: Cross multiply
   17,509x = 24,162.42 × 13,036.60
4. Step 4: Simplify right side
   17,509x = 314,995,804.57
5. Step 5: Solve for x
   x = 314,995,804.57/17,509
6. Step 6: Final answer
   x = 17,990.51