Finding the Fourth Proportional to 22,435.97, 30,963 and 12,364.40

Step by Step Solution

1. Step 1: Write the proportion equation
   22,435.97 : 30,963 = 12,364.40 : x
2. Step 2: Convert to fraction form
   22,435.97/30,963 = 12,364.40/x
3. Step 3: Cross multiply
   22,435.97x = 30,963 × 12,364.40
4. Step 4: Simplify right side
   22,435.97x = 382,838,762.39
5. Step 5: Solve for x
   x = 382,838,762.39/22,435.97
6. Step 6: Final answer
   x = 17,063.62