Finding the Fourth Proportional to 65,086.34, 89,818.08 and 36,406.68

Step by Step Solution

1. Step 1: Write the proportion equation
   65,086.34 : 89,818.08 = 36,406.68 : x
2. Step 2: Convert to fraction form
   65,086.34/89,818.08 = 36,406.68/x
3. Step 3: Cross multiply
   65,086.34x = 89,818.08 × 36,406.68
4. Step 4: Simplify right side
   65,086.34x = 3,269,978,096.77
5. Step 5: Solve for x
   x = 3,269,978,096.77/65,086.34
6. Step 6: Final answer
   x = 50,240.62