Finding the Fourth Proportional to 31,185.33, 43,036.83 and 17,039.07

Step by Step Solution

1. Step 1: Write the proportion equation
   31,185.33 : 43,036.83 = 17,039.07 : x
2. Step 2: Convert to fraction form
   31,185.33/43,036.83 = 17,039.07/x
3. Step 3: Cross multiply
   31,185.33x = 43,036.83 × 17,039.07
4. Step 4: Simplify right side
   31,185.33x = 733,307,558.95
5. Step 5: Solve for x
   x = 733,307,558.95/31,185.33
6. Step 6: Final answer
   x = 23,514.50