Finding the Fourth Proportional to 118,078.91, 162,942.75 and 67,084.56

Step by Step Solution

1. Step 1: Write the proportion equation
   118,078.91 : 162,942.75 = 67,084.56 : x
2. Step 2: Convert to fraction form
   118,078.91/162,942.75 = 67,084.56/x
3. Step 3: Cross multiply
   118,078.91x = 162,942.75 × 67,084.56
4. Step 4: Simplify right side
   118,078.91x = 10,930,942,742.89
5. Step 5: Solve for x
   x = 10,930,942,742.89/118,078.91
6. Step 6: Final answer
   x = 92,573.20