Finding the Fourth Proportional to 116,176.78, 160,195.89 and 80,304.51

Step by Step Solution

1. Step 1: Write the proportion equation
   116,176.78 : 160,195.89 = 80,304.51 : x
2. Step 2: Convert to fraction form
   116,176.78/160,195.89 = 80,304.51/x
3. Step 3: Cross multiply
   116,176.78x = 160,195.89 × 80,304.51
4. Step 4: Simplify right side
   116,176.78x = 12,864,453,352.34
5. Step 5: Solve for x
   x = 12,864,453,352.34/116,176.78
6. Step 6: Final answer
   x = 110,731.71