Finding the Fourth Proportional to 22,436.22, 33,659.61 and 12,582.30

Step by Step Solution

1. Step 1: Write the proportion equation
   22,436.22 : 33,659.61 = 12,582.30 : x
2. Step 2: Convert to fraction form
   22,436.22/33,659.61 = 12,582.30/x
3. Step 3: Cross multiply
   22,436.22x = 33,659.61 × 12,582.30
4. Step 4: Simplify right side
   22,436.22x = 423,515,310.90
5. Step 5: Solve for x
   x = 423,515,310.90/22,436.22
6. Step 6: Final answer
   x = 18,876.41