Finding the Fourth Proportional to 22,304.39, 30,778.52 and 12,232.61

Step by Step Solution

1. Step 1: Write the proportion equation
   22,304.39 : 30,778.52 = 12,232.61 : x
2. Step 2: Convert to fraction form
   22,304.39/30,778.52 = 12,232.61/x
3. Step 3: Cross multiply
   22,304.39x = 30,778.52 × 12,232.61
4. Step 4: Simplify right side
   22,304.39x = 376,501,416.48
5. Step 5: Solve for x
   x = 376,501,416.48/22,304.39
6. Step 6: Final answer
   x = 16,880.15