Finding the Fourth Proportional to 3,536.53, 5,304.83 and 939.47

Step by Step Solution

1. Step 1: Write the proportion equation
   3,536.53 : 5,304.83 = 939.47 : x
2. Step 2: Convert to fraction form
   3,536.53/5,304.83 = 939.47/x
3. Step 3: Cross multiply
   3,536.53x = 5,304.83 × 939.47
4. Step 4: Simplify right side
   3,536.53x = 4,983,697.42
5. Step 5: Solve for x
   x = 4,983,697.42/3,536.53
6. Step 6: Final answer
   x = 1,409.21