Finding the Fourth Proportional to 80,475.57, 111,021.62 and 48,626.03

Step by Step Solution

1. Step 1: Write the proportion equation
   80,475.57 : 111,021.62 = 48,626.03 : x
2. Step 2: Convert to fraction form
   80,475.57/111,021.62 = 48,626.03/x
3. Step 3: Cross multiply
   80,475.57x = 111,021.62 × 48,626.03
4. Step 4: Simplify right side
   80,475.57x = 5,398,540,624.77
5. Step 5: Solve for x
   x = 5,398,540,624.77/80,475.57
6. Step 6: Final answer
   x = 67,082.97