Finding the Fourth Proportional to 123,756.92, 170,784.71 and 67,168.29

Step by Step Solution

1. Step 1: Write the proportion equation
   123,756.92 : 170,784.71 = 67,168.29 : x
2. Step 2: Convert to fraction form
   123,756.92/170,784.71 = 67,168.29/x
3. Step 3: Cross multiply
   123,756.92x = 170,784.71 × 67,168.29
4. Step 4: Simplify right side
   123,756.92x = 11,471,317,096.77
5. Step 5: Solve for x
   x = 11,471,317,096.77/123,756.92
6. Step 6: Final answer
   x = 92,692.33