Finding the Fourth Proportional to 105,253.38, 157,828.91 and 35,109

Step by Step Solution

1. Step 1: Write the proportion equation
   105,253.38 : 157,828.91 = 35,109 : x
2. Step 2: Convert to fraction form
   105,253.38/157,828.91 = 35,109/x
3. Step 3: Cross multiply
   105,253.38x = 157,828.91 × 35,109
4. Step 4: Simplify right side
   105,253.38x = 5,541,215,025.65
5. Step 5: Solve for x
   x = 5,541,215,025.65/105,253.38
6. Step 6: Final answer
   x = 52,646.43