Finding the Fourth Proportional to 31,536.82, 43,518.58 and 17,389.36

Step by Step Solution

1. Step 1: Write the proportion equation
   31,536.82 : 43,518.58 = 17,389.36 : x
2. Step 2: Convert to fraction form
   31,536.82/43,518.58 = 17,389.36/x
3. Step 3: Cross multiply
   31,536.82x = 43,518.58 × 17,389.36
4. Step 4: Simplify right side
   31,536.82x = 756,760,036.72
5. Step 5: Solve for x
   x = 756,760,036.72/31,536.82
6. Step 6: Final answer
   x = 23,996.08