Finding the Fourth Proportional to 123,739.56, 170,760.59 and 67,150.94

Step by Step Solution

1. Step 1: Write the proportion equation
   123,739.56 : 170,760.59 = 67,150.94 : x
2. Step 2: Convert to fraction form
   123,739.56/170,760.59 = 67,150.94/x
3. Step 3: Cross multiply
   123,739.56x = 170,760.59 × 67,150.94
4. Step 4: Simplify right side
   123,739.56x = 11,466,734,133.45
5. Step 5: Solve for x
   x = 11,466,734,133.45/123,739.56
6. Step 6: Final answer
   x = 92,668.30