Finding the Fourth Proportional to 169,086.12, 253,633.83 and 50,757.49

Step by Step Solution

1. Step 1: Write the proportion equation
   169,086.12 : 253,633.83 = 50,757.49 : x
2. Step 2: Convert to fraction form
   169,086.12/253,633.83 = 50,757.49/x
3. Step 3: Cross multiply
   169,086.12x = 253,633.83 × 50,757.49
4. Step 4: Simplify right side
   169,086.12x = 12,873,816,589.89
5. Step 5: Solve for x
   x = 12,873,816,589.89/169,086.12
6. Step 6: Final answer
   x = 76,137.63