Finding the Fourth Proportional to 65,105.67, 89,847.72 and 36,810.75

Step by Step Solution

1. Step 1: Write the proportion equation
   65,105.67 : 89,847.72 = 36,810.75 : x
2. Step 2: Convert to fraction form
   65,105.67/89,847.72 = 36,810.75/x
3. Step 3: Cross multiply
   65,105.67x = 89,847.72 × 36,810.75
4. Step 4: Simplify right side
   65,105.67x = 3,307,361,958.99
5. Step 5: Solve for x
   x = 3,307,361,958.99/65,105.67
6. Step 6: Final answer
   x = 50,799.91