Finding the Fourth Proportional to 65,185, 89,957.22 and 35,378.92

Step by Step Solution

1. Step 1: Write the proportion equation
   65,185 : 89,957.22 = 35,378.92 : x
2. Step 2: Convert to fraction form
   65,185/89,957.22 = 35,378.92/x
3. Step 3: Cross multiply
   65,185x = 89,957.22 × 35,378.92
4. Step 4: Simplify right side
   65,185x = 3,182,589,289.80
5. Step 5: Solve for x
   x = 3,182,589,289.80/65,185
6. Step 6: Final answer
   x = 48,823.95