Finding the Fourth Proportional to 123,736.83, 170,755.82 and 67,148.20

Step by Step Solution

1. Step 1: Write the proportion equation
   123,736.83 : 170,755.82 = 67,148.20 : x
2. Step 2: Convert to fraction form
   123,736.83/170,755.82 = 67,148.20/x
3. Step 3: Cross multiply
   123,736.83x = 170,755.82 × 67,148.20
4. Step 4: Simplify right side
   123,736.83x = 11,465,945,952.52
5. Step 5: Solve for x
   x = 11,465,945,952.52/123,736.83
6. Step 6: Final answer
   x = 92,663.97