Finding the Fourth Proportional to 116,005.50, 160,079.94 and 68,249.58

Step by Step Solution

1. Step 1: Write the proportion equation
   116,005.50 : 160,079.94 = 68,249.58 : x
2. Step 2: Convert to fraction form
   116,005.50/160,079.94 = 68,249.58/x
3. Step 3: Cross multiply
   116,005.50x = 160,079.94 × 68,249.58
4. Step 4: Simplify right side
   116,005.50x = 10,925,388,671.43
5. Step 5: Solve for x
   x = 10,925,388,671.43/116,005.50
6. Step 6: Final answer
   x = 94,179.92