Finding the Fourth Proportional to 116,455.38, 160,830.39 and 80,250.94

Step by Step Solution

1. Step 1: Write the proportion equation
   116,455.38 : 160,830.39 = 80,250.94 : x
2. Step 2: Convert to fraction form
   116,455.38/160,830.39 = 80,250.94/x
3. Step 3: Cross multiply
   116,455.38x = 160,830.39 × 80,250.94
4. Step 4: Simplify right side
   116,455.38x = 12,906,789,978.07
5. Step 5: Solve for x
   x = 12,906,789,978.07/116,455.38
6. Step 6: Final answer
   x = 110,830.35