Finding the Fourth Proportional to 65,904.45, 90,947.69 and 35,689.08

Step by Step Solution

1. Step 1: Write the proportion equation
   65,904.45 : 90,947.69 = 35,689.08 : x
2. Step 2: Convert to fraction form
   65,904.45/90,947.69 = 35,689.08/x
3. Step 3: Cross multiply
   65,904.45x = 90,947.69 × 35,689.08
4. Step 4: Simplify right side
   65,904.45x = 3,245,839,384.23
5. Step 5: Solve for x
   x = 3,245,839,384.23/65,904.45
6. Step 6: Final answer
   x = 49,250.69