Finding the Fourth Proportional to 105,449.94, 158,908.48 and 95,457.72

Step by Step Solution

1. Step 1: Write the proportion equation
   105,449.94 : 158,908.48 = 95,457.72 : x
2. Step 2: Convert to fraction form
   105,449.94/158,908.48 = 95,457.72/x
3. Step 3: Cross multiply
   105,449.94x = 158,908.48 × 95,457.72
4. Step 4: Simplify right side
   105,449.94x = 15,169,041,189.47
5. Step 5: Solve for x
   x = 15,169,041,189.47/105,449.94
6. Step 6: Final answer
   x = 143,850.64