Finding the Fourth Proportional to 65,155.68, 89,923.32 and 36,486.26

Step by Step Solution

1. Step 1: Write the proportion equation
   65,155.68 : 89,923.32 = 36,486.26 : x
2. Step 2: Convert to fraction form
   65,155.68/89,923.32 = 36,486.26/x
3. Step 3: Cross multiply
   65,155.68x = 89,923.32 × 36,486.26
4. Step 4: Simplify right side
   65,155.68x = 3,280,965,451.15
5. Step 5: Solve for x
   x = 3,280,965,451.15/65,155.68
6. Step 6: Final answer
   x = 50,355.79