Finding the Fourth Proportional to 22,211.98, 30,653.35 and 12,141.10

Step by Step Solution

1. Step 1: Write the proportion equation
   22,211.98 : 30,653.35 = 12,141.10 : x
2. Step 2: Convert to fraction form
   22,211.98/30,653.35 = 12,141.10/x
3. Step 3: Cross multiply
   22,211.98x = 30,653.35 × 12,141.10
4. Step 4: Simplify right side
   22,211.98x = 372,165,291.52
5. Step 5: Solve for x
   x = 372,165,291.52/22,211.98
6. Step 6: Final answer
   x = 16,755.16