Finding the Fourth Proportional to 6,424.89, 9,630.63 and 3,133.46

Step by Step Solution

1. Step 1: Write the proportion equation
   6,424.89 : 9,630.63 = 3,133.46 : x
2. Step 2: Convert to fraction form
   6,424.89/9,630.63 = 3,133.46/x
3. Step 3: Cross multiply
   6,424.89x = 9,630.63 × 3,133.46
4. Step 4: Simplify right side
   6,424.89x = 30,177,145.73
5. Step 5: Solve for x
   x = 30,177,145.73/6,424.89
6. Step 6: Final answer
   x = 4,696.91