Finding the Fourth Proportional to 22,439.27, 30,964.93 and 12,367.68

Step by Step Solution

1. Step 1: Write the proportion equation
   22,439.27 : 30,964.93 = 12,367.68 : x
2. Step 2: Convert to fraction form
   22,439.27/30,964.93 = 12,367.68/x
3. Step 3: Cross multiply
   22,439.27x = 30,964.93 × 12,367.68
4. Step 4: Simplify right side
   22,439.27x = 382,964,314.54
5. Step 5: Solve for x
   x = 382,964,314.54/22,439.27
6. Step 6: Final answer
   x = 17,066.70