Finding the Fourth Proportional to 22,058.42, 30,441.30 and 12,630.02

Step by Step Solution

1. Step 1: Write the proportion equation
   22,058.42 : 30,441.30 = 12,630.02 : x
2. Step 2: Convert to fraction form
   22,058.42/30,441.30 = 12,630.02/x
3. Step 3: Cross multiply
   22,058.42x = 30,441.30 × 12,630.02
4. Step 4: Simplify right side
   22,058.42x = 384,474,227.83
5. Step 5: Solve for x
   x = 384,474,227.83/22,058.42
6. Step 6: Final answer
   x = 17,429.82