Finding the Fourth Proportional to 105,461.92, 158,244.78 and 49,305.88

Step by Step Solution

1. Step 1: Write the proportion equation
   105,461.92 : 158,244.78 = 49,305.88 : x
2. Step 2: Convert to fraction form
   105,461.92/158,244.78 = 49,305.88/x
3. Step 3: Cross multiply
   105,461.92x = 158,244.78 × 49,305.88
4. Step 4: Simplify right side
   105,461.92x = 7,802,398,133.31
5. Step 5: Solve for x
   x = 7,802,398,133.31/105,461.92
6. Step 6: Final answer
   x = 73,983.08