Finding the Fourth Proportional to 144,464.43, 199,350.09 and 80,789.93

Step by Step Solution

1. Step 1: Write the proportion equation
   144,464.43 : 199,350.09 = 80,789.93 : x
2. Step 2: Convert to fraction form
   144,464.43/199,350.09 = 80,789.93/x
3. Step 3: Cross multiply
   144,464.43x = 199,350.09 × 80,789.93
4. Step 4: Simplify right side
   144,464.43x = 16,105,479,816.59
5. Step 5: Solve for x
   x = 16,105,479,816.59/144,464.43
6. Step 6: Final answer
   x = 111,484.05