Finding the Fourth Proportional to 114,929.47, 158,501.71 and 80,456.54

Step by Step Solution

1. Step 1: Write the proportion equation
   114,929.47 : 158,501.71 = 80,456.54 : x
2. Step 2: Convert to fraction form
   114,929.47/158,501.71 = 80,456.54/x
3. Step 3: Cross multiply
   114,929.47x = 158,501.71 × 80,456.54
4. Step 4: Simplify right side
   114,929.47x = 12,752,499,170.68
5. Step 5: Solve for x
   x = 12,752,499,170.68/114,929.47
6. Step 6: Final answer
   x = 110,959.35