Finding the Fourth Proportional to 22,322, 30,804.36 and 12,386

Step by Step Solution

1. Step 1: Write the proportion equation
   22,322 : 30,804.36 = 12,386 : x
2. Step 2: Convert to fraction form
   22,322/30,804.36 = 12,386/x
3. Step 3: Cross multiply
   22,322x = 30,804.36 × 12,386
4. Step 4: Simplify right side
   22,322x = 381,542,802.96
5. Step 5: Solve for x
   x = 381,542,802.96/22,322
6. Step 6: Final answer
   x = 17,092.68