Finding the Fourth Proportional to 65,963.27, 90,979.50 and 41,441.21

Step by Step Solution

1. Step 1: Write the proportion equation
   65,963.27 : 90,979.50 = 41,441.21 : x
2. Step 2: Convert to fraction form
   65,963.27/90,979.50 = 41,441.21/x
3. Step 3: Cross multiply
   65,963.27x = 90,979.50 × 41,441.21
4. Step 4: Simplify right side
   65,963.27x = 3,770,300,529.17
5. Step 5: Solve for x
   x = 3,770,300,529.17/65,963.27
6. Step 6: Final answer
   x = 57,157.58