Finding the Fourth Proportional to 107,944.72, 149,079.89 and 82,176.19

Step by Step Solution

1. Step 1: Write the proportion equation
   107,944.72 : 149,079.89 = 82,176.19 : x
2. Step 2: Convert to fraction form
   107,944.72/149,079.89 = 82,176.19/x
3. Step 3: Cross multiply
   107,944.72x = 149,079.89 × 82,176.19
4. Step 4: Simplify right side
   107,944.72x = 12,250,816,209.54
5. Step 5: Solve for x
   x = 12,250,816,209.54/107,944.72
6. Step 6: Final answer
   x = 113,491.58