Finding the Fourth Proportional to 105,895.72, 158,796.96 and 49,751.79

Step by Step Solution

1. Step 1: Write the proportion equation
   105,895.72 : 158,796.96 = 49,751.79 : x
2. Step 2: Convert to fraction form
   105,895.72/158,796.96 = 49,751.79/x
3. Step 3: Cross multiply
   105,895.72x = 158,796.96 × 49,751.79
4. Step 4: Simplify right side
   105,895.72x = 7,900,433,006.56
5. Step 5: Solve for x
   x = 7,900,433,006.56/105,895.72
6. Step 6: Final answer
   x = 74,605.78