Finding the Fourth Proportional to 105,857.04, 158,783.94 and 35,785.56

Step by Step Solution

1. Step 1: Write the proportion equation
   105,857.04 : 158,783.94 = 35,785.56 : x
2. Step 2: Convert to fraction form
   105,857.04/158,783.94 = 35,785.56/x
3. Step 3: Cross multiply
   105,857.04x = 158,783.94 × 35,785.56
4. Step 4: Simplify right side
   105,857.04x = 5,682,172,211.91
5. Step 5: Solve for x
   x = 5,682,172,211.91/105,857.04
6. Step 6: Final answer
   x = 53,677.79