Finding the Fourth Proportional to 64,697.73, 89,282.69 and 36,403.42

Step by Step Solution

1. Step 1: Write the proportion equation
   64,697.73 : 89,282.69 = 36,403.42 : x
2. Step 2: Convert to fraction form
   64,697.73/89,282.69 = 36,403.42/x
3. Step 3: Cross multiply
   64,697.73x = 89,282.69 × 36,403.42
4. Step 4: Simplify right side
   64,697.73x = 3,250,195,080.78
5. Step 5: Solve for x
   x = 3,250,195,080.78/64,697.73
6. Step 6: Final answer
   x = 50,236.62