Finding the Fourth Proportional to 80,538, 111,145.56 and 44,730.72

Step by Step Solution

1. Step 1: Write the proportion equation
   80,538 : 111,145.56 = 44,730.72 : x
2. Step 2: Convert to fraction form
   80,538/111,145.56 = 44,730.72/x
3. Step 3: Cross multiply
   80,538x = 111,145.56 × 44,730.72
4. Step 4: Simplify right side
   80,538x = 4,971,620,923.60
5. Step 5: Solve for x
   x = 4,971,620,923.60/80,538
6. Step 6: Final answer
   x = 61,730.13