Finding the Fourth Proportional to 31,518.46, 43,495.32 and 17,371

Step by Step Solution

1. Step 1: Write the proportion equation
   31,518.46 : 43,495.32 = 17,371 : x
2. Step 2: Convert to fraction form
   31,518.46/43,495.32 = 17,371/x
3. Step 3: Cross multiply
   31,518.46x = 43,495.32 × 17,371
4. Step 4: Simplify right side
   31,518.46x = 755,557,203.72
5. Step 5: Solve for x
   x = 755,557,203.72/31,518.46
6. Step 6: Final answer
   x = 23,971.89