Finding the Fourth Proportional to 65,995.37, 91,073.31 and 35,780.59

Step by Step Solution

1. Step 1: Write the proportion equation
   65,995.37 : 91,073.31 = 35,780.59 : x
2. Step 2: Convert to fraction form
   65,995.37/91,073.31 = 35,780.59/x
3. Step 3: Cross multiply
   65,995.37x = 91,073.31 × 35,780.59
4. Step 4: Simplify right side
   65,995.37x = 3,258,656,765.05
5. Step 5: Solve for x
   x = 3,258,656,765.05/65,995.37
6. Step 6: Final answer
   x = 49,377.05