Finding the Fourth Proportional to 116,364.79, 160,583.07 and 67,976.20

Step by Step Solution

1. Step 1: Write the proportion equation
   116,364.79 : 160,583.07 = 67,976.20 : x
2. Step 2: Convert to fraction form
   116,364.79/160,583.07 = 67,976.20/x
3. Step 3: Cross multiply
   116,364.79x = 160,583.07 × 67,976.20
4. Step 4: Simplify right side
   116,364.79x = 10,915,826,882.93
5. Step 5: Solve for x
   x = 10,915,826,882.93/116,364.79
6. Step 6: Final answer
   x = 93,806.96