Finding the Fourth Proportional to 22,455.27, 30,986.91 and 12,383.82

Step by Step Solution

1. Step 1: Write the proportion equation
   22,455.27 : 30,986.91 = 12,383.82 : x
2. Step 2: Convert to fraction form
   22,455.27/30,986.91 = 12,383.82/x
3. Step 3: Cross multiply
   22,455.27x = 30,986.91 × 12,383.82
4. Step 4: Simplify right side
   22,455.27x = 383,736,315.80
5. Step 5: Solve for x
   x = 383,736,315.80/22,455.27
6. Step 6: Final answer
   x = 17,088.92