Finding the Fourth Proportional to 88,608.69, 132,348.14 and 80,162.28

Step by Step Solution

1. Step 1: Write the proportion equation
   88,608.69 : 132,348.14 = 80,162.28 : x
2. Step 2: Convert to fraction form
   88,608.69/132,348.14 = 80,162.28/x
3. Step 3: Cross multiply
   88,608.69x = 132,348.14 × 80,162.28
4. Step 4: Simplify right side
   88,608.69x = 10,609,328,255.35
5. Step 5: Solve for x
   x = 10,609,328,255.35/88,608.69
6. Step 6: Final answer
   x = 119,732.37