Finding the Fourth Proportional to 33,042.78, 45,604.02 and 21,114.06

Step by Step Solution

1. Step 1: Write the proportion equation
   33,042.78 : 45,604.02 = 21,114.06 : x
2. Step 2: Convert to fraction form
   33,042.78/45,604.02 = 21,114.06/x
3. Step 3: Cross multiply
   33,042.78x = 45,604.02 × 21,114.06
4. Step 4: Simplify right side
   33,042.78x = 962,886,014.52
5. Step 5: Solve for x
   x = 962,886,014.52/33,042.78
6. Step 6: Final answer
   x = 29,140.59