Finding the Fourth Proportional to 105,906.38, 158,825.90 and 34,812.60

Step by Step Solution

1. Step 1: Write the proportion equation
   105,906.38 : 158,825.90 = 34,812.60 : x
2. Step 2: Convert to fraction form
   105,906.38/158,825.90 = 34,812.60/x
3. Step 3: Cross multiply
   105,906.38x = 158,825.90 × 34,812.60
4. Step 4: Simplify right side
   105,906.38x = 5,529,142,352.28
5. Step 5: Solve for x
   x = 5,529,142,352.28/105,906.38
6. Step 6: Final answer
   x = 52,207.83