Finding the Fourth Proportional to 80,816.27, 111,527.55 and 45,007.18

Step by Step Solution

1. Step 1: Write the proportion equation
   80,816.27 : 111,527.55 = 45,007.18 : x
2. Step 2: Convert to fraction form
   80,816.27/111,527.55 = 45,007.18/x
3. Step 3: Cross multiply
   80,816.27x = 111,527.55 × 45,007.18
4. Step 4: Simplify right side
   80,816.27x = 5,019,540,292.77
5. Step 5: Solve for x
   x = 5,019,540,292.77/80,816.27
6. Step 6: Final answer
   x = 62,110.52