Finding the Fourth Proportional to 65,222.96, 90,007.72 and 35,414.96

Step by Step Solution

1. Step 1: Write the proportion equation
   65,222.96 : 90,007.72 = 35,414.96 : x
2. Step 2: Convert to fraction form
   65,222.96/90,007.72 = 35,414.96/x
3. Step 3: Cross multiply
   65,222.96x = 90,007.72 × 35,414.96
4. Step 4: Simplify right side
   65,222.96x = 3,187,619,803.49
5. Step 5: Solve for x
   x = 3,187,619,803.49/65,222.96
6. Step 6: Final answer
   x = 48,872.66