Finding the Fourth Proportional to 116,118.28, 160,258.05 and 68,376.07

Step by Step Solution

1. Step 1: Write the proportion equation
   116,118.28 : 160,258.05 = 68,376.07 : x
2. Step 2: Convert to fraction form
   116,118.28/160,258.05 = 68,376.07/x
3. Step 3: Cross multiply
   116,118.28x = 160,258.05 × 68,376.07
4. Step 4: Simplify right side
   116,118.28x = 10,957,814,843.57
5. Step 5: Solve for x
   x = 10,957,814,843.57/116,118.28
6. Step 6: Final answer
   x = 94,367.70