Finding the Fourth Proportional to 105,757.22, 158,662.56 and 48,803.69

Step by Step Solution

1. Step 1: Write the proportion equation
   105,757.22 : 158,662.56 = 48,803.69 : x
2. Step 2: Convert to fraction form
   105,757.22/158,662.56 = 48,803.69/x
3. Step 3: Cross multiply
   105,757.22x = 158,662.56 × 48,803.69
4. Step 4: Simplify right side
   105,757.22x = 7,743,318,392.85
5. Step 5: Solve for x
   x = 7,743,318,392.85/105,757.22
6. Step 6: Final answer
   x = 73,217.87