Finding the Fourth Proportional to 31,665.39, 43,698.06 and 17,517.93

Step by Step Solution

1. Step 1: Write the proportion equation
   31,665.39 : 43,698.06 = 17,517.93 : x
2. Step 2: Convert to fraction form
   31,665.39/43,698.06 = 17,517.93/x
3. Step 3: Cross multiply
   31,665.39x = 43,698.06 × 17,517.93
4. Step 4: Simplify right side
   31,665.39x = 765,499,556.22
5. Step 5: Solve for x
   x = 765,499,556.22/31,665.39
6. Step 6: Final answer
   x = 24,174.64