Finding the Fourth Proportional to 65,662.56, 90,614.16 and 35,854.56

Step by Step Solution

1. Step 1: Write the proportion equation
   65,662.56 : 90,614.16 = 35,854.56 : x
2. Step 2: Convert to fraction form
   65,662.56/90,614.16 = 35,854.56/x
3. Step 3: Cross multiply
   65,662.56x = 90,614.16 × 35,854.56
4. Step 4: Simplify right side
   65,662.56x = 3,248,930,836.57
5. Step 5: Solve for x
   x = 3,248,930,836.57/65,662.56
6. Step 6: Final answer
   x = 49,479.20