Finding the Fourth Proportional to 22,667.33, 31,279.08 and 13,107.83

Step by Step Solution

1. Step 1: Write the proportion equation
   22,667.33 : 31,279.08 = 13,107.83 : x
2. Step 2: Convert to fraction form
   22,667.33/31,279.08 = 13,107.83/x
3. Step 3: Cross multiply
   22,667.33x = 31,279.08 × 13,107.83
4. Step 4: Simplify right side
   22,667.33x = 410,000,706.80
5. Step 5: Solve for x
   x = 410,000,706.80/22,667.33
6. Step 6: Final answer
   x = 18,087.74