Finding the Fourth Proportional to 3,569.32, 5,354.28 and 936.82

Step by Step Solution

1. Step 1: Write the proportion equation
   3,569.32 : 5,354.28 = 936.82 : x
2. Step 2: Convert to fraction form
   3,569.32/5,354.28 = 936.82/x
3. Step 3: Cross multiply
   3,569.32x = 5,354.28 × 936.82
4. Step 4: Simplify right side
   3,569.32x = 5,015,996.59
5. Step 5: Solve for x
   x = 5,015,996.59/3,569.32
6. Step 6: Final answer
   x = 1,405.31