Finding the Fourth Proportional to 31,588.03, 43,590.72 and 17,440.57

Step by Step Solution

1. Step 1: Write the proportion equation
   31,588.03 : 43,590.72 = 17,440.57 : x
2. Step 2: Convert to fraction form
   31,588.03/43,590.72 = 17,440.57/x
3. Step 3: Cross multiply
   31,588.03x = 43,590.72 × 17,440.57
4. Step 4: Simplify right side
   31,588.03x = 760,247,003.51
5. Step 5: Solve for x
   x = 760,247,003.51/31,588.03
6. Step 6: Final answer
   x = 24,067.57