Finding the Fourth Proportional to 23,513.43, 32,448.51 and 13,442.09

Step by Step Solution

1. Step 1: Write the proportion equation
   23,513.43 : 32,448.51 = 13,442.09 : x
2. Step 2: Convert to fraction form
   23,513.43/32,448.51 = 13,442.09/x
3. Step 3: Cross multiply
   23,513.43x = 32,448.51 × 13,442.09
4. Step 4: Simplify right side
   23,513.43x = 436,175,791.79
5. Step 5: Solve for x
   x = 436,175,791.79/23,513.43
6. Step 6: Final answer
   x = 18,550.07