Finding the Fourth Proportional to 22,058.56, 30,440.82 and 12,122.56

Step by Step Solution

1. Step 1: Write the proportion equation
   22,058.56 : 30,440.82 = 12,122.56 : x
2. Step 2: Convert to fraction form
   22,058.56/30,440.82 = 12,122.56/x
3. Step 3: Cross multiply
   22,058.56x = 30,440.82 × 12,122.56
4. Step 4: Simplify right side
   22,058.56x = 369,020,666.90
5. Step 5: Solve for x
   x = 369,020,666.90/22,058.56
6. Step 6: Final answer
   x = 16,729.14