Finding the Fourth Proportional to 80,513.21, 111,108.69 and 44,216.21

Step by Step Solution

1. Step 1: Write the proportion equation
   80,513.21 : 111,108.69 = 44,216.21 : x
2. Step 2: Convert to fraction form
   80,513.21/111,108.69 = 44,216.21/x
3. Step 3: Cross multiply
   80,513.21x = 111,108.69 × 44,216.21
4. Step 4: Simplify right side
   80,513.21x = 4,912,804,614.32
5. Step 5: Solve for x
   x = 4,912,804,614.32/80,513.21
6. Step 6: Final answer
   x = 61,018.62