Finding the Fourth Proportional to 23,629.51, 32,608.70 and 13,019.15

Step by Step Solution

1. Step 1: Write the proportion equation
   23,629.51 : 32,608.70 = 13,019.15 : x
2. Step 2: Convert to fraction form
   23,629.51/32,608.70 = 13,019.15/x
3. Step 3: Cross multiply
   23,629.51x = 32,608.70 × 13,019.15
4. Step 4: Simplify right side
   23,629.51x = 424,537,393.56
5. Step 5: Solve for x
   x = 424,537,393.56/23,629.51
6. Step 6: Final answer
   x = 17,966.41