Finding the Fourth Proportional to 65,964.27, 90,980.88 and 41,442.21

Step by Step Solution

1. Step 1: Write the proportion equation
   65,964.27 : 90,980.88 = 41,442.21 : x
2. Step 2: Convert to fraction form
   65,964.27/90,980.88 = 41,442.21/x
3. Step 3: Cross multiply
   65,964.27x = 90,980.88 × 41,442.21
4. Step 4: Simplify right side
   65,964.27x = 3,770,448,734.94
5. Step 5: Solve for x
   x = 3,770,448,734.94/65,964.27
6. Step 6: Final answer
   x = 57,158.95