Finding the Fourth Proportional to 22,287.97, 30,751.27 and 13,786.01

Step by Step Solution

1. Step 1: Write the proportion equation
   22,287.97 : 30,751.27 = 13,786.01 : x
2. Step 2: Convert to fraction form
   22,287.97/30,751.27 = 13,786.01/x
3. Step 3: Cross multiply
   22,287.97x = 30,751.27 × 13,786.01
4. Step 4: Simplify right side
   22,287.97x = 423,937,315.73
5. Step 5: Solve for x
   x = 423,937,315.73/22,287.97
6. Step 6: Final answer
   x = 19,020.90