Finding the Fourth Proportional to 65,939.10, 90,995.83 and 35,725.18

Step by Step Solution

1. Step 1: Write the proportion equation
   65,939.10 : 90,995.83 = 35,725.18 : x
2. Step 2: Convert to fraction form
   65,939.10/90,995.83 = 35,725.18/x
3. Step 3: Cross multiply
   65,939.10x = 90,995.83 × 35,725.18
4. Step 4: Simplify right side
   65,939.10x = 3,250,842,406.00
5. Step 5: Solve for x
   x = 3,250,842,406.00/65,939.10
6. Step 6: Final answer
   x = 49,300.68