Finding the Fourth Proportional to 144,480.69, 199,398.38 and 83,229.03

Step by Step Solution

1. Step 1: Write the proportion equation
   144,480.69 : 199,398.38 = 83,229.03 : x
2. Step 2: Convert to fraction form
   144,480.69/199,398.38 = 83,229.03/x
3. Step 3: Cross multiply
   144,480.69x = 199,398.38 × 83,229.03
4. Step 4: Simplify right side
   144,480.69x = 16,595,733,334.83
5. Step 5: Solve for x
   x = 16,595,733,334.83/144,480.69
6. Step 6: Final answer
   x = 114,864.72