Finding the Fourth Proportional to 105,057.12, 157,587.04 and 34,936.42

Step by Step Solution

1. Step 1: Write the proportion equation
   105,057.12 : 157,587.04 = 34,936.42 : x
2. Step 2: Convert to fraction form
   105,057.12/157,587.04 = 34,936.42/x
3. Step 3: Cross multiply
   105,057.12x = 157,587.04 × 34,936.42
4. Step 4: Simplify right side
   105,057.12x = 5,505,527,016.00
5. Step 5: Solve for x
   x = 5,505,527,016.00/105,057.12
6. Step 6: Final answer
   x = 52,405.08