Finding the Fourth Proportional to 33,267.56, 45,921.69 and 20,689.88

Step by Step Solution

1. Step 1: Write the proportion equation
   33,267.56 : 45,921.69 = 20,689.88 : x
2. Step 2: Convert to fraction form
   33,267.56/45,921.69 = 20,689.88/x
3. Step 3: Cross multiply
   33,267.56x = 45,921.69 × 20,689.88
4. Step 4: Simplify right side
   33,267.56x = 950,114,025.89
5. Step 5: Solve for x
   x = 950,114,025.89/33,267.56
6. Step 6: Final answer
   x = 28,559.78