Finding the Fourth Proportional to 23,629.50, 32,608.71 and 13,019.13

Step by Step Solution

1. Step 1: Write the proportion equation
   23,629.50 : 32,608.71 = 13,019.13 : x
2. Step 2: Convert to fraction form
   23,629.50/32,608.71 = 13,019.13/x
3. Step 3: Cross multiply
   23,629.50x = 32,608.71 × 13,019.13
4. Step 4: Simplify right side
   23,629.50x = 424,537,034.62
5. Step 5: Solve for x
   x = 424,537,034.62/23,629.50
6. Step 6: Final answer
   x = 17,966.40