Finding the Fourth Proportional to 6,231.91, 8,594.61 and 5,392.34

Step by Step Solution

1. Step 1: Write the proportion equation
   6,231.91 : 8,594.61 = 5,392.34 : x
2. Step 2: Convert to fraction form
   6,231.91/8,594.61 = 5,392.34/x
3. Step 3: Cross multiply
   6,231.91x = 8,594.61 × 5,392.34
4. Step 4: Simplify right side
   6,231.91x = 46,345,059.29
5. Step 5: Solve for x
   x = 46,345,059.29/6,231.91
6. Step 6: Final answer
   x = 7,436.74