Finding the Fourth Proportional to 116,146.09, 160,262.17 and 68,408.94

Step by Step Solution

1. Step 1: Write the proportion equation
   116,146.09 : 160,262.17 = 68,408.94 : x
2. Step 2: Convert to fraction form
   116,146.09/160,262.17 = 68,408.94/x
3. Step 3: Cross multiply
   116,146.09x = 160,262.17 × 68,408.94
4. Step 4: Simplify right side
   116,146.09x = 10,963,365,171.80
5. Step 5: Solve for x
   x = 10,963,365,171.80/116,146.09
6. Step 6: Final answer
   x = 94,392.89