Finding the Fourth Proportional to 81,950.24, 113,091.72 and 46,145

Step by Step Solution

1. Step 1: Write the proportion equation
   81,950.24 : 113,091.72 = 46,145 : x
2. Step 2: Convert to fraction form
   81,950.24/113,091.72 = 46,145/x
3. Step 3: Cross multiply
   81,950.24x = 113,091.72 × 46,145
4. Step 4: Simplify right side
   81,950.24x = 5,218,617,419.40
5. Step 5: Solve for x
   x = 5,218,617,419.40/81,950.24
6. Step 6: Final answer
   x = 63,680.32