Finding the Fourth Proportional to 33,123.56, 49,608.78 and 19,946.90

Step by Step Solution

1. Step 1: Write the proportion equation
   33,123.56 : 49,608.78 = 19,946.90 : x
2. Step 2: Convert to fraction form
   33,123.56/49,608.78 = 19,946.90/x
3. Step 3: Cross multiply
   33,123.56x = 49,608.78 × 19,946.90
4. Step 4: Simplify right side
   33,123.56x = 989,541,373.78
5. Step 5: Solve for x
   x = 989,541,373.78/33,123.56
6. Step 6: Final answer
   x = 29,874.25