Finding the Fourth Proportional to 6,355.71, 9,521.69 and 5,669.37

Step by Step Solution

1. Step 1: Write the proportion equation
   6,355.71 : 9,521.69 = 5,669.37 : x
2. Step 2: Convert to fraction form
   6,355.71/9,521.69 = 5,669.37/x
3. Step 3: Cross multiply
   6,355.71x = 9,521.69 × 5,669.37
4. Step 4: Simplify right side
   6,355.71x = 53,981,955.29
5. Step 5: Solve for x
   x = 53,981,955.29/6,355.71
6. Step 6: Final answer
   x = 8,493.46