Finding the Fourth Proportional to 31,397.82, 43,328.82 and 17,057.54

Step by Step Solution

1. Step 1: Write the proportion equation
   31,397.82 : 43,328.82 = 17,057.54 : x
2. Step 2: Convert to fraction form
   31,397.82/43,328.82 = 17,057.54/x
3. Step 3: Cross multiply
   31,397.82x = 43,328.82 × 17,057.54
4. Step 4: Simplify right side
   31,397.82x = 739,083,080.30
5. Step 5: Solve for x
   x = 739,083,080.30/31,397.82
6. Step 6: Final answer
   x = 23,539.31