Finding the Fourth Proportional to 81,933.12, 113,078.46 and 46,130.10

Step by Step Solution

1. Step 1: Write the proportion equation
   81,933.12 : 113,078.46 = 46,130.10 : x
2. Step 2: Convert to fraction form
   81,933.12/113,078.46 = 46,130.10/x
3. Step 3: Cross multiply
   81,933.12x = 113,078.46 × 46,130.10
4. Step 4: Simplify right side
   81,933.12x = 5,216,320,667.65
5. Step 5: Solve for x
   x = 5,216,320,667.65/81,933.12
6. Step 6: Final answer
   x = 63,665.59