Finding the Fourth Proportional to 33,563.92, 46,300.76 and 20,128.72

Step by Step Solution

1. Step 1: Write the proportion equation
   33,563.92 : 46,300.76 = 20,128.72 : x
2. Step 2: Convert to fraction form
   33,563.92/46,300.76 = 20,128.72/x
3. Step 3: Cross multiply
   33,563.92x = 46,300.76 × 20,128.72
4. Step 4: Simplify right side
   33,563.92x = 931,975,033.83
5. Step 5: Solve for x
   x = 931,975,033.83/33,563.92
6. Step 6: Final answer
   x = 27,767.17