Finding the Fourth Proportional to 105,800.68, 158,770.14 and 50,401

Step by Step Solution

1. Step 1: Write the proportion equation
   105,800.68 : 158,770.14 = 50,401 : x
2. Step 2: Convert to fraction form
   105,800.68/158,770.14 = 50,401/x
3. Step 3: Cross multiply
   105,800.68x = 158,770.14 × 50,401
4. Step 4: Simplify right side
   105,800.68x = 8,002,173,826.14
5. Step 5: Solve for x
   x = 8,002,173,826.14/105,800.68
6. Step 6: Final answer
   x = 75,634.43