Finding the Fourth Proportional to 80,740.92, 111,435.82 and 47,200.44

Step by Step Solution

1. Step 1: Write the proportion equation
   80,740.92 : 111,435.82 = 47,200.44 : x
2. Step 2: Convert to fraction form
   80,740.92/111,435.82 = 47,200.44/x
3. Step 3: Cross multiply
   80,740.92x = 111,435.82 × 47,200.44
4. Step 4: Simplify right side
   80,740.92x = 5,259,819,735.76
5. Step 5: Solve for x
   x = 5,259,819,735.76/80,740.92
6. Step 6: Final answer
   x = 65,144.41