Finding the Fourth Proportional to 80,826.35, 111,543.81 and 45,016.36

Step by Step Solution

1. Step 1: Write the proportion equation
   80,826.35 : 111,543.81 = 45,016.36 : x
2. Step 2: Convert to fraction form
   80,826.35/111,543.81 = 45,016.36/x
3. Step 3: Cross multiply
   80,826.35x = 111,543.81 × 45,016.36
4. Step 4: Simplify right side
   80,826.35x = 5,021,296,306.73
5. Step 5: Solve for x
   x = 5,021,296,306.73/80,826.35
6. Step 6: Final answer
   x = 62,124.50