Finding the Fourth Proportional to 123,727.82, 170,747.70 and 67,139.24

Step by Step Solution

1. Step 1: Write the proportion equation
   123,727.82 : 170,747.70 = 67,139.24 : x
2. Step 2: Convert to fraction form
   123,727.82/170,747.70 = 67,139.24/x
3. Step 3: Cross multiply
   123,727.82x = 170,747.70 × 67,139.24
4. Step 4: Simplify right side
   123,727.82x = 11,463,870,809.75
5. Step 5: Solve for x
   x = 11,463,870,809.75/123,727.82
6. Step 6: Final answer
   x = 92,653.95