Finding the Fourth Proportional to 22,314.06, 33,425.52 and 12,458.58

Step by Step Solution

1. Step 1: Write the proportion equation
   22,314.06 : 33,425.52 = 12,458.58 : x
2. Step 2: Convert to fraction form
   22,314.06/33,425.52 = 12,458.58/x
3. Step 3: Cross multiply
   22,314.06x = 33,425.52 × 12,458.58
4. Step 4: Simplify right side
   22,314.06x = 416,434,514.96
5. Step 5: Solve for x
   x = 416,434,514.96/22,314.06
6. Step 6: Final answer
   x = 18,662.43