Finding the Fourth Proportional to 65,113.88, 89,857.69 and 35,305.88

Step by Step Solution

1. Step 1: Write the proportion equation
   65,113.88 : 89,857.69 = 35,305.88 : x
2. Step 2: Convert to fraction form
   65,113.88/89,857.69 = 35,305.88/x
3. Step 3: Cross multiply
   65,113.88x = 89,857.69 × 35,305.88
4. Step 4: Simplify right side
   65,113.88x = 3,172,504,282.66
5. Step 5: Solve for x
   x = 3,172,504,282.66/65,113.88
6. Step 6: Final answer
   x = 48,722.40