Finding the Fourth Proportional to 35,956.69, 49,620.46 and 20,042.15

Step by Step Solution

1. Step 1: Write the proportion equation
   35,956.69 : 49,620.46 = 20,042.15 : x
2. Step 2: Convert to fraction form
   35,956.69/49,620.46 = 20,042.15/x
3. Step 3: Cross multiply
   35,956.69x = 49,620.46 × 20,042.15
4. Step 4: Simplify right side
   35,956.69x = 994,500,404.18
5. Step 5: Solve for x
   x = 994,500,404.18/35,956.69
6. Step 6: Final answer
   x = 27,658.29