Finding the Fourth Proportional to 6,806.84, 9,398.88 and 4,570.72

Step by Step Solution

1. Step 1: Write the proportion equation
   6,806.84 : 9,398.88 = 4,570.72 : x
2. Step 2: Convert to fraction form
   6,806.84/9,398.88 = 4,570.72/x
3. Step 3: Cross multiply
   6,806.84x = 9,398.88 × 4,570.72
4. Step 4: Simplify right side
   6,806.84x = 42,959,648.79
5. Step 5: Solve for x
   x = 42,959,648.79/6,806.84
6. Step 6: Final answer
   x = 6,311.25