Finding the Fourth Proportional to 144,279.39, 199,101.83 and 80,617.71

Step by Step Solution

1. Step 1: Write the proportion equation
   144,279.39 : 199,101.83 = 80,617.71 : x
2. Step 2: Convert to fraction form
   144,279.39/199,101.83 = 80,617.71/x
3. Step 3: Cross multiply
   144,279.39x = 199,101.83 × 80,617.71
4. Step 4: Simplify right side
   144,279.39x = 16,051,133,188.32
5. Step 5: Solve for x
   x = 16,051,133,188.32/144,279.39
6. Step 6: Final answer
   x = 111,250.35