Finding the Fourth Proportional to 123,740.56, 170,761.08 and 67,150.72

Step by Step Solution

1. Step 1: Write the proportion equation
   123,740.56 : 170,761.08 = 67,150.72 : x
2. Step 2: Convert to fraction form
   123,740.56/170,761.08 = 67,150.72/x
3. Step 3: Cross multiply
   123,740.56x = 170,761.08 × 67,150.72
4. Step 4: Simplify right side
   123,740.56x = 11,466,729,469.98
5. Step 5: Solve for x
   x = 11,466,729,469.98/123,740.56
6. Step 6: Final answer
   x = 92,667.51