Finding the Fourth Proportional to 22,264.50, 30,725.01 and 12,328.50

Step by Step Solution

1. Step 1: Write the proportion equation
   22,264.50 : 30,725.01 = 12,328.50 : x
2. Step 2: Convert to fraction form
   22,264.50/30,725.01 = 12,328.50/x
3. Step 3: Cross multiply
   22,264.50x = 30,725.01 × 12,328.50
4. Step 4: Simplify right side
   22,264.50x = 378,793,285.79
5. Step 5: Solve for x
   x = 378,793,285.79/22,264.50
6. Step 6: Final answer
   x = 17,013.33