Finding the Fourth Proportional to 80,542.56, 111,142.23 and 46,553.25

Step by Step Solution

1. Step 1: Write the proportion equation
   80,542.56 : 111,142.23 = 46,553.25 : x
2. Step 2: Convert to fraction form
   80,542.56/111,142.23 = 46,553.25/x
3. Step 3: Cross multiply
   80,542.56x = 111,142.23 × 46,553.25
4. Step 4: Simplify right side
   80,542.56x = 5,174,032,018.75
5. Step 5: Solve for x
   x = 5,174,032,018.75/80,542.56
6. Step 6: Final answer
   x = 64,239.73