Finding the Fourth Proportional to 36,577, 50,478.42 and 20,661.04

Step by Step Solution

1. Step 1: Write the proportion equation
   36,577 : 50,478.42 = 20,661.04 : x
2. Step 2: Convert to fraction form
   36,577/50,478.42 = 20,661.04/x
3. Step 3: Cross multiply
   36,577x = 50,478.42 × 20,661.04
4. Step 4: Simplify right side
   36,577x = 1,042,936,654.76
5. Step 5: Solve for x
   x = 1,042,936,654.76/36,577
6. Step 6: Final answer
   x = 28,513.46