Finding the Fourth Proportional to 123,736.56, 170,756.45 and 67,147.94

Step by Step Solution

1. Step 1: Write the proportion equation
   123,736.56 : 170,756.45 = 67,147.94 : x
2. Step 2: Convert to fraction form
   123,736.56/170,756.45 = 67,147.94/x
3. Step 3: Cross multiply
   123,736.56x = 170,756.45 × 67,147.94
4. Step 4: Simplify right side
   123,736.56x = 11,465,943,005.43
5. Step 5: Solve for x
   x = 11,465,943,005.43/123,736.56
6. Step 6: Final answer
   x = 92,664.15