Finding the Fourth Proportional to 22,223.70, 30,667.41 and 12,792.06

Step by Step Solution

1. Step 1: Write the proportion equation
   22,223.70 : 30,667.41 = 12,792.06 : x
2. Step 2: Convert to fraction form
   22,223.70/30,667.41 = 12,792.06/x
3. Step 3: Cross multiply
   22,223.70x = 30,667.41 × 12,792.06
4. Step 4: Simplify right side
   22,223.70x = 392,299,348.76
5. Step 5: Solve for x
   x = 392,299,348.76/22,223.70
6. Step 6: Final answer
   x = 17,652.30