Finding the Fourth Proportional to 64,956.56, 89,644.20 and 36,651.92

Step by Step Solution

1. Step 1: Write the proportion equation
   64,956.56 : 89,644.20 = 36,651.92 : x
2. Step 2: Convert to fraction form
   64,956.56/89,644.20 = 36,651.92/x
3. Step 3: Cross multiply
   64,956.56x = 89,644.20 × 36,651.92
4. Step 4: Simplify right side
   64,956.56x = 3,285,632,046.86
5. Step 5: Solve for x
   x = 3,285,632,046.86/64,956.56
6. Step 6: Final answer
   x = 50,581.99