Finding the Fourth Proportional to 31,189.14, 43,040.94 and 17,042.10

Step by Step Solution

1. Step 1: Write the proportion equation
   31,189.14 : 43,040.94 = 17,042.10 : x
2. Step 2: Convert to fraction form
   31,189.14/43,040.94 = 17,042.10/x
3. Step 3: Cross multiply
   31,189.14x = 43,040.94 × 17,042.10
4. Step 4: Simplify right side
   31,189.14x = 733,508,003.57
5. Step 5: Solve for x
   x = 733,508,003.57/31,189.14
6. Step 6: Final answer
   x = 23,518.06