Finding the Fourth Proportional to 35,622.45, 49,158.09 and 20,514.78

Step by Step Solution

1. Step 1: Write the proportion equation
   35,622.45 : 49,158.09 = 20,514.78 : x
2. Step 2: Convert to fraction form
   35,622.45/49,158.09 = 20,514.78/x
3. Step 3: Cross multiply
   35,622.45x = 49,158.09 × 20,514.78
4. Step 4: Simplify right side
   35,622.45x = 1,008,467,401.57
5. Step 5: Solve for x
   x = 1,008,467,401.57/35,622.45
6. Step 6: Final answer
   x = 28,309.88