Finding the Fourth Proportional to 23,072.88, 31,843.62 and 13,003.50

Step by Step Solution

1. Step 1: Write the proportion equation
   23,072.88 : 31,843.62 = 13,003.50 : x
2. Step 2: Convert to fraction form
   23,072.88/31,843.62 = 13,003.50/x
3. Step 3: Cross multiply
   23,072.88x = 31,843.62 × 13,003.50
4. Step 4: Simplify right side
   23,072.88x = 414,078,512.67
5. Step 5: Solve for x
   x = 414,078,512.67/23,072.88
6. Step 6: Final answer
   x = 17,946.55