Finding the Fourth Proportional to 65,791.18, 90,720.37 and 41,887.27

Step by Step Solution

1. Step 1: Write the proportion equation
   65,791.18 : 90,720.37 = 41,887.27 : x
2. Step 2: Convert to fraction form
   65,791.18/90,720.37 = 41,887.27/x
3. Step 3: Cross multiply
   65,791.18x = 90,720.37 × 41,887.27
4. Step 4: Simplify right side
   65,791.18x = 3,800,028,632.69
5. Step 5: Solve for x
   x = 3,800,028,632.69/65,791.18
6. Step 6: Final answer
   x = 57,758.94