Finding the Fourth Proportional to 80,973.11, 111,743.06 and 45,162.20

Step by Step Solution

1. Step 1: Write the proportion equation
   80,973.11 : 111,743.06 = 45,162.20 : x
2. Step 2: Convert to fraction form
   80,973.11/111,743.06 = 45,162.20/x
3. Step 3: Cross multiply
   80,973.11x = 111,743.06 × 45,162.20
4. Step 4: Simplify right side
   80,973.11x = 5,046,562,424.33
5. Step 5: Solve for x
   x = 5,046,562,424.33/80,973.11
6. Step 6: Final answer
   x = 62,323.93