Finding the Fourth Proportional to 105,185.92, 157,744.80 and 35,046.40

Step by Step Solution

1. Step 1: Write the proportion equation
   105,185.92 : 157,744.80 = 35,046.40 : x
2. Step 2: Convert to fraction form
   105,185.92/157,744.80 = 35,046.40/x
3. Step 3: Cross multiply
   105,185.92x = 157,744.80 × 35,046.40
4. Step 4: Simplify right side
   105,185.92x = 5,528,387,358.72
5. Step 5: Solve for x
   x = 5,528,387,358.72/105,185.92
6. Step 6: Final answer
   x = 52,558.25