Finding the Fourth Proportional to 31,162.49, 43,004.06 and 17,015.23

Step by Step Solution

1. Step 1: Write the proportion equation
   31,162.49 : 43,004.06 = 17,015.23 : x
2. Step 2: Convert to fraction form
   31,162.49/43,004.06 = 17,015.23/x
3. Step 3: Cross multiply
   31,162.49x = 43,004.06 × 17,015.23
4. Step 4: Simplify right side
   31,162.49x = 731,724,100.03
5. Step 5: Solve for x
   x = 731,724,100.03/31,162.49
6. Step 6: Final answer
   x = 23,480.93