Finding the Fourth Proportional to 123,766.50, 170,800.83 and 67,177.74

Step by Step Solution

1. Step 1: Write the proportion equation
   123,766.50 : 170,800.83 = 67,177.74 : x
2. Step 2: Convert to fraction form
   123,766.50/170,800.83 = 67,177.74/x
3. Step 3: Cross multiply
   123,766.50x = 170,800.83 × 67,177.74
4. Step 4: Simplify right side
   123,766.50x = 11,474,013,749.52
5. Step 5: Solve for x
   x = 11,474,013,749.52/123,766.50
6. Step 6: Final answer
   x = 92,706.94