Finding the Fourth Proportional to 22,364.47, 30,863.31 and 12,293.33

Step by Step Solution

1. Step 1: Write the proportion equation
   22,364.47 : 30,863.31 = 12,293.33 : x
2. Step 2: Convert to fraction form
   22,364.47/30,863.31 = 12,293.33/x
3. Step 3: Cross multiply
   22,364.47x = 30,863.31 × 12,293.33
4. Step 4: Simplify right side
   22,364.47x = 379,412,854.72
5. Step 5: Solve for x
   x = 379,412,854.72/22,364.47
6. Step 6: Final answer
   x = 16,964.99