Finding the Fourth Proportional to 81,021.41, 111,792.84 and 46,559.48

Step by Step Solution

1. Step 1: Write the proportion equation
   81,021.41 : 111,792.84 = 46,559.48 : x
2. Step 2: Convert to fraction form
   81,021.41/111,792.84 = 46,559.48/x
3. Step 3: Cross multiply
   81,021.41x = 111,792.84 × 46,559.48
4. Step 4: Simplify right side
   81,021.41x = 5,205,016,498.12
5. Step 5: Solve for x
   x = 5,205,016,498.12/81,021.41
6. Step 6: Final answer
   x = 64,242.48