Finding the Fourth Proportional to 144,760.56, 199,767.24 and 81,097.92

Step by Step Solution

1. Step 1: Write the proportion equation
   144,760.56 : 199,767.24 = 81,097.92 : x
2. Step 2: Convert to fraction form
   144,760.56/199,767.24 = 81,097.92/x
3. Step 3: Cross multiply
   144,760.56x = 199,767.24 × 81,097.92
4. Step 4: Simplify right side
   144,760.56x = 16,200,707,648.14
5. Step 5: Solve for x
   x = 16,200,707,648.14/144,760.56
6. Step 6: Final answer
   x = 111,913.82