Finding the Fourth Proportional to 65,997.42, 91,078.24 and 37,321.38

Step by Step Solution

1. Step 1: Write the proportion equation
   65,997.42 : 91,078.24 = 37,321.38 : x
2. Step 2: Convert to fraction form
   65,997.42/91,078.24 = 37,321.38/x
3. Step 3: Cross multiply
   65,997.42x = 91,078.24 × 37,321.38
4. Step 4: Simplify right side
   65,997.42x = 3,399,165,604.77
5. Step 5: Solve for x
   x = 3,399,165,604.77/65,997.42
6. Step 6: Final answer
   x = 51,504.52