Finding the Fourth Proportional to 65,162.72, 89,914.98 and 36,480.88

Step by Step Solution

1. Step 1: Write the proportion equation
   65,162.72 : 89,914.98 = 36,480.88 : x
2. Step 2: Convert to fraction form
   65,162.72/89,914.98 = 36,480.88/x
3. Step 3: Cross multiply
   65,162.72x = 89,914.98 × 36,480.88
4. Step 4: Simplify right side
   65,162.72x = 3,280,177,595.58
5. Step 5: Solve for x
   x = 3,280,177,595.58/65,162.72
6. Step 6: Final answer
   x = 50,338.25