Finding the Fourth Proportional to 31,519.23, 43,496.15 and 17,371.77

Step by Step Solution

1. Step 1: Write the proportion equation
   31,519.23 : 43,496.15 = 17,371.77 : x
2. Step 2: Convert to fraction form
   31,519.23/43,496.15 = 17,371.77/x
3. Step 3: Cross multiply
   31,519.23x = 43,496.15 × 17,371.77
4. Step 4: Simplify right side
   31,519.23x = 755,605,113.69
5. Step 5: Solve for x
   x = 755,605,113.69/31,519.23
6. Step 6: Final answer
   x = 23,972.83