Finding the Fourth Proportional to 122,654.94, 169,333.59 and 79,673.10

Step by Step Solution

1. Step 1: Write the proportion equation
   122,654.94 : 169,333.59 = 79,673.10 : x
2. Step 2: Convert to fraction form
   122,654.94/169,333.59 = 79,673.10/x
3. Step 3: Cross multiply
   122,654.94x = 169,333.59 × 79,673.10
4. Step 4: Simplify right side
   122,654.94x = 13,491,332,049.43
5. Step 5: Solve for x
   x = 13,491,332,049.43/122,654.94
6. Step 6: Final answer
   x = 109,994.20