Finding the Fourth Proportional to 82,418.90, 113,730.41 and 46,608.80

Step by Step Solution

1. Step 1: Write the proportion equation
   82,418.90 : 113,730.41 = 46,608.80 : x
2. Step 2: Convert to fraction form
   82,418.90/113,730.41 = 46,608.80/x
3. Step 3: Cross multiply
   82,418.90x = 113,730.41 × 46,608.80
4. Step 4: Simplify right side
   82,418.90x = 5,300,837,481.48
5. Step 5: Solve for x
   x = 5,300,837,481.48/82,418.90
6. Step 6: Final answer
   x = 64,315.80