Finding the Fourth Proportional to 23,084.80, 31,859.83 and 13,015.18

Step by Step Solution

1. Step 1: Write the proportion equation
   23,084.80 : 31,859.83 = 13,015.18 : x
2. Step 2: Convert to fraction form
   23,084.80/31,859.83 = 13,015.18/x
3. Step 3: Cross multiply
   23,084.80x = 31,859.83 × 13,015.18
4. Step 4: Simplify right side
   23,084.80x = 414,661,422.22
5. Step 5: Solve for x
   x = 414,661,422.22/23,084.80
6. Step 6: Final answer
   x = 17,962.53