Finding the Fourth Proportional to 105,276.52, 157,939.56 and 34,198.92

Step by Step Solution

1. Step 1: Write the proportion equation
   105,276.52 : 157,939.56 = 34,198.92 : x
2. Step 2: Convert to fraction form
   105,276.52/157,939.56 = 34,198.92/x
3. Step 3: Cross multiply
   105,276.52x = 157,939.56 × 34,198.92
4. Step 4: Simplify right side
   105,276.52x = 5,401,362,377.28
5. Step 5: Solve for x
   x = 5,401,362,377.28/105,276.52
6. Step 6: Final answer
   x = 51,306.43