Finding the Fourth Proportional to 31,711.34, 43,761.21 and 17,370.98

Step by Step Solution

1. Step 1: Write the proportion equation
   31,711.34 : 43,761.21 = 17,370.98 : x
2. Step 2: Convert to fraction form
   31,711.34/43,761.21 = 17,370.98/x
3. Step 3: Cross multiply
   31,711.34x = 43,761.21 × 17,370.98
4. Step 4: Simplify right side
   31,711.34x = 760,175,103.69
5. Step 5: Solve for x
   x = 760,175,103.69/31,711.34
6. Step 6: Final answer
   x = 23,971.71