Finding the Fourth Proportional to 144,707.06, 199,697.25 and 80,178.27

Step by Step Solution

1. Step 1: Write the proportion equation
   144,707.06 : 199,697.25 = 80,178.27 : x
2. Step 2: Convert to fraction form
   144,707.06/199,697.25 = 80,178.27/x
3. Step 3: Cross multiply
   144,707.06x = 199,697.25 × 80,178.27
4. Step 4: Simplify right side
   144,707.06x = 16,011,380,028.76
5. Step 5: Solve for x
   x = 16,011,380,028.76/144,707.06
6. Step 6: Final answer
   x = 110,646.85