Finding the Fourth Proportional to 65,896.05, 90,936.72 and 35,681.73

Step by Step Solution

1. Step 1: Write the proportion equation
   65,896.05 : 90,936.72 = 35,681.73 : x
2. Step 2: Convert to fraction form
   65,896.05/90,936.72 = 35,681.73/x
3. Step 3: Cross multiply
   65,896.05x = 90,936.72 × 35,681.73
4. Step 4: Simplify right side
   65,896.05x = 3,244,779,490.13
5. Step 5: Solve for x
   x = 3,244,779,490.13/65,896.05
6. Step 6: Final answer
   x = 49,240.88