Finding the Fourth Proportional to 50,686.88, 69,561.84 and 46,662.80

Step by Step Solution

1. Step 1: Write the proportion equation
   50,686.88 : 69,561.84 = 46,662.80 : x
2. Step 2: Convert to fraction form
   50,686.88/69,561.84 = 46,662.80/x
3. Step 3: Cross multiply
   50,686.88x = 69,561.84 × 46,662.80
4. Step 4: Simplify right side
   50,686.88x = 3,245,950,227.55
5. Step 5: Solve for x
   x = 3,245,950,227.55/50,686.88
6. Step 6: Final answer
   x = 64,039.26