Finding the Fourth Proportional to 123,729.97, 170,747.82 and 67,141.34

Step by Step Solution

1. Step 1: Write the proportion equation
   123,729.97 : 170,747.82 = 67,141.34 : x
2. Step 2: Convert to fraction form
   123,729.97/170,747.82 = 67,141.34/x
3. Step 3: Cross multiply
   123,729.97x = 170,747.82 × 67,141.34
4. Step 4: Simplify right side
   123,729.97x = 11,464,237,436.88
5. Step 5: Solve for x
   x = 11,464,237,436.88/123,729.97
6. Step 6: Final answer
   x = 92,655.30