Finding the Fourth Proportional to 263,719.49, 395,597.52 and 105,947.82

Step by Step Solution

1. Step 1: Write the proportion equation
   263,719.49 : 395,597.52 = 105,947.82 : x
2. Step 2: Convert to fraction form
   263,719.49/395,597.52 = 105,947.82/x
3. Step 3: Cross multiply
   263,719.49x = 395,597.52 × 105,947.82
4. Step 4: Simplify right side
   263,719.49x = 41,912,694,841.41
5. Step 5: Solve for x
   x = 41,912,694,841.41/263,719.49
6. Step 6: Final answer
   x = 158,929.08