Finding the Fourth Proportional to 31,367.45, 43,289.98 and 17,936.03

Step by Step Solution

1. Step 1: Write the proportion equation
   31,367.45 : 43,289.98 = 17,936.03 : x
2. Step 2: Convert to fraction form
   31,367.45/43,289.98 = 17,936.03/x
3. Step 3: Cross multiply
   31,367.45x = 43,289.98 × 17,936.03
4. Step 4: Simplify right side
   31,367.45x = 776,450,443.36
5. Step 5: Solve for x
   x = 776,450,443.36/31,367.45
6. Step 6: Final answer
   x = 24,753.38