Finding the Fourth Proportional to 65,758.64, 90,747.59 and 35,544.55

Step by Step Solution

1. Step 1: Write the proportion equation
   65,758.64 : 90,747.59 = 35,544.55 : x
2. Step 2: Convert to fraction form
   65,758.64/90,747.59 = 35,544.55/x
3. Step 3: Cross multiply
   65,758.64x = 90,747.59 × 35,544.55
4. Step 4: Simplify right side
   65,758.64x = 3,225,581,960.41
5. Step 5: Solve for x
   x = 3,225,581,960.41/65,758.64
6. Step 6: Final answer
   x = 49,051.84