Finding the Fourth Proportional to 65,943.72, 91,033.77 and 37,643.94

Step by Step Solution

1. Step 1: Write the proportion equation
   65,943.72 : 91,033.77 = 37,643.94 : x
2. Step 2: Convert to fraction form
   65,943.72/91,033.77 = 37,643.94/x
3. Step 3: Cross multiply
   65,943.72x = 91,033.77 × 37,643.94
4. Step 4: Simplify right side
   65,943.72x = 3,426,869,775.85
5. Step 5: Solve for x
   x = 3,426,869,775.85/65,943.72
6. Step 6: Final answer
   x = 51,966.58