Finding the Fourth Proportional to 22,059.75, 30,442.46 and 12,123.75

Step by Step Solution

1. Step 1: Write the proportion equation
   22,059.75 : 30,442.46 = 12,123.75 : x
2. Step 2: Convert to fraction form
   22,059.75/30,442.46 = 12,123.75/x
3. Step 3: Cross multiply
   22,059.75x = 30,442.46 × 12,123.75
4. Step 4: Simplify right side
   22,059.75x = 369,076,774.43
5. Step 5: Solve for x
   x = 369,076,774.43/22,059.75
6. Step 6: Final answer
   x = 16,730.78