Finding the Fourth Proportional to 80,969.97, 111,738.74 and 45,162.28

Step by Step Solution

1. Step 1: Write the proportion equation
   80,969.97 : 111,738.74 = 45,162.28 : x
2. Step 2: Convert to fraction form
   80,969.97/111,738.74 = 45,162.28/x
3. Step 3: Cross multiply
   80,969.97x = 111,738.74 × 45,162.28
4. Step 4: Simplify right side
   80,969.97x = 5,046,376,262.73
5. Step 5: Solve for x
   x = 5,046,376,262.73/80,969.97
6. Step 6: Final answer
   x = 62,324.05