Finding the Fourth Proportional to 81,896.15, 113,016.31 and 46,086.76

Step by Step Solution

1. Step 1: Write the proportion equation
   81,896.15 : 113,016.31 = 46,086.76 : x
2. Step 2: Convert to fraction form
   81,896.15/113,016.31 = 46,086.76/x
3. Step 3: Cross multiply
   81,896.15x = 113,016.31 × 46,086.76
4. Step 4: Simplify right side
   81,896.15x = 5,208,554,759.54
5. Step 5: Solve for x
   x = 5,208,554,759.54/81,896.15
6. Step 6: Final answer
   x = 63,599.51