Finding the Fourth Proportional to 81,048.38, 111,859.72 and 47,514.38

Step by Step Solution

1. Step 1: Write the proportion equation
   81,048.38 : 111,859.72 = 47,514.38 : x
2. Step 2: Convert to fraction form
   81,048.38/111,859.72 = 47,514.38/x
3. Step 3: Cross multiply
   81,048.38x = 111,859.72 × 47,514.38
4. Step 4: Simplify right side
   81,048.38x = 5,314,944,564.69
5. Step 5: Solve for x
   x = 5,314,944,564.69/81,048.38
6. Step 6: Final answer
   x = 65,577.44