Finding the Fourth Proportional to 22,425.48, 33,621.78 and 7,630.42

Step by Step Solution

1. Step 1: Write the proportion equation
   22,425.48 : 33,621.78 = 7,630.42 : x
2. Step 2: Convert to fraction form
   22,425.48/33,621.78 = 7,630.42/x
3. Step 3: Cross multiply
   22,425.48x = 33,621.78 × 7,630.42
4. Step 4: Simplify right side
   22,425.48x = 256,548,302.55
5. Step 5: Solve for x
   x = 256,548,302.55/22,425.48
6. Step 6: Final answer
   x = 11,440.04