Finding the Fourth Proportional to 23,616.33, 32,590.47 and 13,005.89

Step by Step Solution

1. Step 1: Write the proportion equation
   23,616.33 : 32,590.47 = 13,005.89 : x
2. Step 2: Convert to fraction form
   23,616.33/32,590.47 = 13,005.89/x
3. Step 3: Cross multiply
   23,616.33x = 32,590.47 × 13,005.89
4. Step 4: Simplify right side
   23,616.33x = 423,868,067.87
5. Step 5: Solve for x
   x = 423,868,067.87/23,616.33
6. Step 6: Final answer
   x = 17,948.09