Finding the Fourth Proportional to 144,493.52, 199,411.56 and 80,851.82

Step by Step Solution

1. Step 1: Write the proportion equation
   144,493.52 : 199,411.56 = 80,851.82 : x
2. Step 2: Convert to fraction form
   144,493.52/199,411.56 = 80,851.82/x
3. Step 3: Cross multiply
   144,493.52x = 199,411.56 × 80,851.82
4. Step 4: Simplify right side
   144,493.52x = 16,122,787,555.04
5. Step 5: Solve for x
   x = 16,122,787,555.04/144,493.52
6. Step 6: Final answer
   x = 111,581.39