Finding the Fourth Proportional to 35,671, 49,229.34 and 20,563.96

Step by Step Solution

1. Step 1: Write the proportion equation
   35,671 : 49,229.34 = 20,563.96 : x
2. Step 2: Convert to fraction form
   35,671/49,229.34 = 20,563.96/x
3. Step 3: Cross multiply
   35,671x = 49,229.34 × 20,563.96
4. Step 4: Simplify right side
   35,671x = 1,012,350,178.59
5. Step 5: Solve for x
   x = 1,012,350,178.59/35,671
6. Step 6: Final answer
   x = 28,380.20